1 until /ənˈtɪl/ preposition Learner's definition of UNTIL
1
: up to (a particular time)到（某一特定时间）为止 —
used to indicate the time when a particular situation, activity, or period ends用于指某一情况、活动或时期结束的时间 -
I stayed until morning.我一直待到早晨。
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He was in prison from 1850 until the 1854 revolt.从1850年至1854年起义这段时间他一直在狱中。
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She will be out of the office until next week.她下个星期才来上班。
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The coupon is good until the end of March.优惠券的有效期一直到三月底。
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Until then, I had never known happiness.直到那时，我才知道什么是幸福。
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I will keep working up until dinnertime.我会一直工作到吃饭时间。
2
—
used to indicate the time when something will happen, become true, etc.用于指某事将要发生（或即将实现）的时间 2 until /ənˈtɪl/ conjunction
2 until
/ənˈtɪl/
conjunction
Learner's definition of UNTIL
: up to the time or point that直到…时 -
We played until it got dark.我们一直玩到天黑。
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Wait until I call.等我电话。
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Keep going until I tell you to stop.继续走，直到我让你停下来。
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I ran until I was breathless.我一直跑到上气不接下气。
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Stay here until the danger has passed.危险过去之前，先待在这儿别动。
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Stir the dough until it forms a ball.和面直到它成团。
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You cannot go outside until you finish your homework. = Not until you finish your homework can you go outside. [=when you finish your homework you can go outside, but not before then]你做完作业后才能出去。