longer, longest
- measuring a great distance from end to end长的：
a long corridor
长长的走廊
long black hair
长长的黑发
the queue for tickets was long.
买票的队伍很长。
- (after a measurement and in questions) measuring a specified distance from end to end（用于表示长度的量之后, 或用于问句中）长：
a boat 150 feet long
150英尺长的船
how long is the leash?
这皮带有多长？
- (of a journey) covering a great distance（旅程）远的, 长的：
I went for a long walk.
我走了很长一段路。
- (of a garment or sleeves on a garment) covering the whole of a person's legs or arms（服装）齐脚长的; （袖子）全长的：
a sweater with long sleeves.
长袖毛衣。
- of elongated shape长而细的：
shaped like a torpedo, long and thin.
形状像鱼雷, 又细又长。
- (of a ball in sport) travelling a great distance, or further than expected or intended（运动中的球）长传的, 远距离的：
he tried to head a long ball from Jones back to the keeper.
他试图将琼斯的长传球用头顶回给守门员。
- informal (of a person) tall〈非正式〉（人）高的。
- lasting or taking a great amount of time长久的, 耗时的：
a long and distinguished career
长久而出色的职业生涯
she took a long time to dress.
她打扮了很长时间。
- (after a noun of duration and in questions) lasting or taking a specified amount of time用于表时间长度的名词之后和问句中持续（或占用）一定时间的：
the debates will be 90 minutes long.
辩论将历时90分钟。
- attrib. seeming to last more time than is the case; lengthy or tedious冗长的; 长得使人厌倦的：
serving long hours on the committee.
在委员会中工作很长的时间。
- (of a person's memory) retaining things for a great amount of time（人的记忆）记得牢的, 记得久的。
- relatively great in extent较大量的：
write a long report
写了个很长的报告
a long list of candidates.
长长的候选人名单。
- (after a noun of extent and in questions) having a specified extent用于程度名词后和问句中…长：
the statement was three pages long.
声明共有三页。
- Phonetics (of a vowel) categorized as long with regard to quality and length (e.g. in standard British English the vowel /uː/ in food is long as distinct from the short vowel /ʊ/ in good)【语音】（元音）长元音的。
- Prosody (of a vowel or syllable) having the greater of the two recognized durations【诗韵】（元音, 音节）长韵的。
- (of odds or a chance) reflecting or representing a low level of probability（可能性, 机会）小的, 渺茫的：
winning against long odds
获胜机会很小
you're taking a long chance.
你的机会很渺茫。
- Finance (of shares, bonds, or other assets) bought in advance, with the expectation of a rise in price【财政】（股票, 债券, 其他资产）远期（获利）的。
- (of a broker or their position in the market) buying or based on long stocks（交易人, 交易）长期的。
- (of a security) maturing at a distant date（证券）远期的。
- (of a drink) large in volume and typically of a cold refreshing liquid in which alcohol, if present, is not concentrated（酒与凉饮料）混合的, 大量的。
- predic.
long on
informal well-supplied with〈非正式〉充足的, 大量供应的： an industry that seems long on ideas but short on cash.
一个主意很多但现金很少的行业。
- mass noun a long interval or period长间隔：
see you before long
很快再见
it will not be for long.
不会太久的。
- a long sound such as a long signal in Morse code or a long vowel or syllable（摩斯电码、元音、音节中的）长音：
two longs and a short.
两个长音一个短音。
longs
Finance long-dated securities, especially gilts【财政】（尤指上等的）远期证券。
- assets held in a long position长期资本。
longer; longest
- for a long time长时间地, 长久地：
we hadn't known them long
我们刚刚认识他们
an experience they will long remember
他们会长久记住的经历
his long-awaited Grand Prix debut.
他期待已久的在国际汽车大奖赛中初次亮相的机会。
- in questions about a period of time（用于问题中）一段时间：
how long have you been working?
你工作多久了？
- at a time distant from a specified event or point of time在某一事件（或时刻）之前（或之后）很久：
it was abandoned long ago
它很久以前就被放弃了
the work was compiled long after his death.
他死后很久作品才被编出来。
- comparative with negative after an implied point of time在一未说出的时刻之后：
he couldn't wait any longer.
他不能再等了。
- (after a noun of duration) throughout a specified period of time用于时间名词后整个时间：
it rained all day long.
整天都下雨。
- (with reference to the ball in sport) at, to, or over a great distance（球扔得）远：
the Cambridge side played the ball long.
剑桥队把球开得老远。
- beyond the point aimed at; too far太远了：
he threw the ball long.
他把球扔得太远了。
as（或so）long as
- during the whole time that一直, 整个时间里：
they have been there as long as anyone can remember.
大家都记得他们一直在那里。
- provided that只要：
as long as you fed him, he would be cooperative.
只要你给他食物, 他就会配合你。
be long
- take a long time to happen or arrive很长时间才能发生（或到达）：
it won't be long before you're hooked
要不了多久你就会上钩的
sit down, tea won't be long.
请坐, 茶马上就到。
in the long run
- over or after a long period of time; eventually长期地, 从长远来看; 终究：
it saves money in the long run.
从长远来看, 它还是省钱的。
the long and the short of it
- all that can or need be said总之一句话：
the long and short of it is, I must make something or be miserable.
总之, 我必须做点儿什么东西出来, 要不我就惨了。
long in the tooth
- rather old很老。
- ORIGIN: originally said of horses, from the recession of the gums with age.
long time no see
- informal it's a long time since we last met (used as a greeting)〈非正式〉（问候语）好久不见。
- ORIGIN: in humorous imitation of broken English spoken by an American Indian.
not by a long shot
- by no means决不（可能）：
we're not there yet, not by a long shot.
我们还没去那里, 绝不可能去。
so long
- S. African in the meanwhile〈南非〉在此期间, 与此同时。
- ORIGIN: a loan translation of Afrikaans solank in the same sense.
take the long view
- think beyond the current situation; plan for the future从长远考虑; 做长远打算。
longish
adjective- have a strong wish or desire渴望, 很想：
she longed for a little more excitement
她渴望再来点儿刺激
with infinitive we are longing to see the new baby.我们很想看看那新生儿。