Learner's definition of UP
1
a : from a lower to a higher place or position向上；由低向高 -
The land rises up from the valley.大地从山谷向上延伸。
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Pull up your pants/socks. = Pull your pants/socks up.把裤子/袜子提起来。
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I'll come up [=upstairs] in a minute.我马上就上楼。
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She stood beneath the window and called up to her friend.她站在窗下，对着上面喊她的朋友。
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Please pick your clothes up off the floor.请把你的衣服从地板上捡起来。
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We watched the sun come up.我们看着太阳冉冉升起。
b : in a high position or place在高处 -
Keep your head up.把头抬起来。
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He held up his hand.他举起了一只手。
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We stored the boxes up in the attic.我们把盒子都存放在阁楼里。
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She stuck a notice up on the wall.她把通知贴在了墙上。
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What's going on up there?那上边出什么事了？
2
: toward the sky or ceiling面朝上；面朝天 3
: from beneath the ground or water to the surface从地下到表面；向水面 4
a : to or toward the north向北方；朝北方 -
She flew up from Florida.她从佛罗里达州向北飞行。
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They drove up to Canada.他们朝北向加拿大驶去。
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The weather is much colder up north.北方的天气现在冷多了。
b informal : to or toward a place that is thought of as above or away from another place往（较高或较远的）某处 -
She went up to the cabin for the weekend.她去小木屋度周末了。
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How long will it take to drive up (to their house) and back?开车（到他们家）来回需要多长时间？
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Come on up and see us sometime.找个时间到我们这儿来看看。
c chiefly British : to or at a more important place (such as a large city or university)去，在（更重要的地方，如大城市或大学） 5
a : to or toward a place that is close to someone or something到…的近处；靠近 -
I walked up to her and said “hello.”我走到她跟前，说了声“你好”。
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Please pull up a chair.请把椅子拉过来。
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He lay down and pulled the covers up.他躺了下来，把被子拉到身上。
b : to or toward a more forward position到前面；朝前面 6
: in or into a vertical or upright position处于（或进入）直立状态 -
Please stand up for the national anthem.奏国歌，请起立。
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Sit up. Don't slouch.坐直点儿，不要没精打采的。
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He helped the man up (from his seat).他扶这个男人（从椅子上）站起身来。
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She turned the box up on its end.她翻转了盒子，把它立起来。
8
a : with greater force用劲地；以较大气力 b : at a higher or greater important position in a list or series（列表中）处于更高位置；（议程中）处于更重要的位置 -
Supporting public education doesn't seem to be very high/far up on the government's agenda.支持公共教育似乎并没列在政府议事日程的重要位置。
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Spending time with family ranks pretty high up on my list. [=I think it is important to spend time with family]我认为与家人共度时光很重要。
— opposite down c : to a higher or greater level, amount, or rate（水平、数量或比率）由低到高 -
Could you turn the volume/heat up, please?请你把音量/温度调高点好吗？
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It takes this car a long time to warm up.这辆车预热要用很长时间。
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The price of oil went up.油价上涨了。
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They ran up a big bill.他们积欠了一大笔账。
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The car sped up and then slowed down.这辆车先是加速，然后又慢了下来。
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The author is good at building up suspense.这位作者善于制造悬念。
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The game is for children 12 years old and up. [=and older]这个游戏是为12岁及以上的孩子设计的。
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Students will be tested from fifth grade up.五年级以上的学生都要进行测试。
— opposite down 9
: into a better or more advanced position or state向较高地位；向更好的状态 10
: so as to appear or be present出现；出席 -
The missing ring turned up. [=the missing ring was found]那枚丢失的戒指找到了。
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They never showed up.他们从未露面。
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Houses were going up quickly.房屋很快就纷纷兴建起来。
11
: in or into a working or usable state处于工作（或可用）状态；进入（可用）状态 12
: to someone's attention especially for discussion or consideration（在讨论或思考时）引起某人的注意 13
: so as to be done or completed做完地；完成地 -
He filled up the gas tank.他加满了油箱。
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She gathered up her belongings and left.她收拾好个人物品后离开了。
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I still have some work to finish up.我还有些工作要完成。
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She used up all the tape.她用完了所有的胶带。
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They cleaned up the kitchen after supper.吃完晚饭后，他们把厨房收拾得干干净净。
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He summed up the results of the study.他总结了研究结果。
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She added up all the numbers.她把所有的数字加起来。
14
: so as to be closed封闭；关闭 15
: into pieces or parts成碎片；分成部分 16
: into a state of activity or excitement处于活跃期；进入兴奋状态 18
: for each player or team : apiece每名队员；每个队
up and down
1
: forward and backward several or many times : repeatedly in one direction and then the opposite direction来回往返；反复往返 2
: from a lower position to a higher position several times上下反复 2 up /ˈʌp/ adjective
Learner's definition of UP
1 not used before a noun
a : in a high place or position在高处 b : raised so as to be opened（向上）开 c : risen above the horizon升于地平线之上 d : risen from beneath the ground or water to the surface冒出地面；冒出水面 e : in a forward place or position在前方；在前面 2 not used before a noun
b : awake — see also up and about (below) 3
not used before a noun : higher than usual上涨 -
Gas prices are up again.油价又上涨了。
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The river is up.河水涨起来了。
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Attendance has been up.出勤率提高了。
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The interest rate is up (by) three percent.利率增加了百分之三。
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Profits are up on last year. [=profits are higher than they were last year]利润比去年的高。
4
always used before a noun : moving or going to a higher level向上移动的；上行的 5
not used before a noun,
informal : happening : going on（正在）发生，进行，出现 -
I could tell something was up by the look on her face.从她的面部表情我可以断定一定是发生了什么事。
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Your order should have arrived. Let me find out what's up.你订购的东西应该已经到了，让我查查是怎么回事。
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“Can I talk to you for a minute?” “Sure. What's up?” [=what do you want to talk to me about?]“我能和你谈一会儿吗？”“当然，什么事？”
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(US) “Hi, Jim. What's up?” [=what's new?] “Not much.”“嘿，吉姆，有什么新鲜事儿？”“没什么。”
—
often + with -
Something's up with her. She looks upset.她一定有什么事。她看上去很郁闷。
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Let me find out what's up with your order.让我看看你的订单出了什么问题。
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What's up with you? Why are you so grumpy?你怎么了？为何情绪这么不好？
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“Did you hear that he quit his job?” “Yeah. What's up with that?” [=why did he quit his job?]“你听说他辞职了吗？”“是的。那是怎么回事呀？”
6
not used before a noun : having more points than an opponent : ahead of an opponent得分领先于（对手）；超前于（对手） 7
not used before a noun : operating or functioning正常运行；正常工作；起作用 8
not used before a noun : beginning your turn in an activity（在活动中）轮到某人 9
not used before a noun,
of time : at an end（时间）终止，结束 10
not used before a noun,
[more up; most up] : happy or excited高兴；兴奋 11
not used before a noun,
informal : having a lot of knowledge about something对…了如指掌的；熟悉的 12
not used before a noun,
chiefly British, of a road : having the surface broken because repairs are being done（道路）正在修整的
up against
1
: placed so as to be touching (something)与…挨着（摆放） — see also up against a/the wall at 1wall
up against it
informal
: in a difficult situation处于困境
up and about
or chiefly US up and around
: out of bed and doing things下床做事；下床走动 -
She recently had surgery, but now she's up and about again.她最近做了手术，但现在又能下床走动了。
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I didn't expect you to be up and around this early.我没想到你这么早就起床做事了。
up and down
informal
: sometimes good and sometimes bad时好时坏
up for
1
informal : wanting to have or do (something)想要（某物）；愿意做（某事） -
I'm up for some Chinese food.我想吃点儿中餐。
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Are you up for watching a movie?你想看电影吗？
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We're going out dancing tonight. Are you up for it? [=are you interested in joining us?]我们今晚打算出去跳舞，你想和我们去吗？
2
a —
used to say that someone or something is or will be involved in a particular process and especially one that leads to a decision（尤指为做出决定）被提出，被涉及 -
His proposal is up for consideration. [=is being considered]他的提议将被审改。
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The budget is up for discussion in today's meeting.预算将在今天的会议上被提交讨论。
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She is up for reelection next year. [=she will be trying to get reelected next year]她将为明年竞选连任尽最大努力。
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He'll be up for parole in two more years.再过两年他才会获得假释。
b —
used to say that something is available to be bought（有现货）可出售 3
: appearing in a court of law because of being accused of (a crime)（因被控有罪而）出庭受审
up to
1
a : capable of performing or dealing with (something)能胜任；能出演；能应付 -
She feels she is up to her role in the play.她感觉自己能够胜任剧中的角色。
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She feels up to the challenge.她感觉能够应对挑战。
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The patient is not up to seeing visitors. [=is not healthy enough to see visitors]这个患者现在可以接受探视了。
b : good enough for (something)可达到… -
Her performance wasn't up to her usual standards. [=wasn't as good as it usually is]她的表演没有达到她平常的水平。
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The hotel wasn't up to our expectations. [=wasn't as good as we expected it to be]这家酒店没有达到我们的预期。
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(Brit) My Spanish isn't up to much. [=my Spanish is not very good]我的西班牙语不怎么好。
2
: doing something especially in a way that is secret and with intentions that are bad正在干，从事着（尤指秘密的、居心不良的事） -
What are they up to?他们正在搞什么？
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I know they're up to something, but I don't know what.我知道他们在密谋什么事，但不知道具体内容。
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I'm sure he is up to no good.我敢肯定他不怀好意。
3
—
used to say who is responsible for making a choice or decision由（某人）决定 -
“Do you want Chinese food tonight or Italian?” “It doesn't matter to me, so it's up to you.”“今晚你想吃中餐还是意式餐？”“我怎么都行，你决定吧。”
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The amount of your donation is entirely up to you.你的捐款数额完全由你自己定。
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It is up to you to decide.这事由你来决定。
4
a —
used to indicate the place or level that is reached by something已达到某水平…已接近某地方 b : to or at (a specified amount, level, etc.)达到（某数量）；处于（某程度） -
Estimates for repairing the car ran from $500 up to $1,000.修理这辆车估计要花500到1000美元。
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The lottery is up to five million dollars.彩票抽奖奖金达到了五百万美元。
c : as many or as much as (a specified number or amount)多达（某一数字或某一数量）；至多有 -
Up to eight people can play the game.凑够八个人才能玩这个游戏。
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The car holds up to six people.这辆车最多可容纳六人。
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The ship can carry up to 10 tons.这艘船的运载量高达10吨。
5
: during the time or period before直到（某一时间或某段时期） -
Up to this point, we have been discussing our long-term goals.到现在为止，我们一直在讨论我们的长期目标。
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Up to [=until] that time they had been fairly successful.在那以前，他们一直相当成功。
up to here
informal
—
used to show that you have too much of something to deal with or that you are very annoyed by something and will not accept any more of it达到饱和程度；达到无可忍受的程度
up to your ears
— see 1ear 3 up /ˈʌp/ preposition
Learner's definition of UP
1
: to, toward, or at a higher point on (something)往较高处；向较高处；在较高处 -
He climbed up the ladder.他爬上梯子。
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She had to walk her bike up the hill.她不得不推着自行车上山。
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The bathroom is up the stairs.卫生间在楼上。
2
: along the course or path of (something)沿着…；顺着… -
Go up the street/road and turn left.沿着这条街/路走，然后左转。
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We walked up the street to meet them.我们沿街走过去接他们。
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They live just up the block from us.他们就住在我们前面的街区。
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I paddled the canoe up the river.我沿着小河划独木舟。
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The ship sailed up the coast.这艘船沿着海岸航行。
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Her office is all the way up the hall on the right.沿大厅一路过去右侧就是她的办公室。
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He paced up and down the hall, waiting for news about his wife's operation.他在大厅踱来踱去，等待妻子手术的消息。
up the creek (without a paddle)
— see creek
up until
or up till
: during the time or period before到…时间为止；到…时段为止
up yours
slang, offensive
— used as a rude reply to someone who has annoyed or angered you去你的（粗鲁的回应）
4 up /ˈʌp/ noun
plural ups
plural ups
Learner's definition of UP
[count]
: a period or state of success, happiness, etc.（某一阶段的）成功，繁荣 —
usually plural通常用复数
on the up
chiefly British
: moving toward an improved or better state在改善；在好转
on the up and up
informal 1
US : honest and legal诚实的；合法的 2
British : becoming more successful蒸蒸日上；越来越成功 5 up /ˈʌp/ verb
ups; upped /ˈʌpt/ ; upping ups; upped /ˈʌpt/ ; upping Learner's definition of UP
[+ object]
: to make (something) higher使…更高；提高
up and
informal
: to do something specified in a sudden and unexpected way突然做（意想不到的事） -
One day, he just upped and left home.一天，他突然动身离开了家。
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Then she ups and marries some guy she'd just met.然后她突然就嫁给了一个她刚认识的男人。
◊ In U.S. English, up and is often used instead of ups and or upped and.在美国英语中，常用up and来代替ups and或upped and。
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One day, he just up and left home. [=he just suddenly left home]一天，他突然动身离开了家。
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Then she up and marries some guy she'd just met.然后她突然就嫁给了一个她刚认识的男人。