at once基本解释
立刻； 马上
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adv
1. without delay or hesitation
with no time intervening
e.g. he answered immediately
found an answer straightaway
an official accused of dishonesty should be suspended forthwith
Come here now!
Synonym: immediatelyinstantlystraightawaystraight offdirectlynowright awayforthwithlike a shot
2. simultaneously
e.g. he took three cookies at a time
Synonym: at a timeat one time
1.
1. 马上：- my path is clear. 我的道路通畅 | - at once. 马上 | - of course. 当然
2. 立刻：at no time 从不,决不 | at once立刻 | at one time 同时,曾经,从前曾
3. 立刻,马上：at one time 以前,曾经 | at once 立刻,马上 | at night 在夜里,在晚上
4. 同时：at least 至少 | at once 同时 | at the most 至多,顶多
check-up-(身体检查)
at once的反义词
A：Hi, Mr. Smith. I’m Dr. Hawkins. Why are you here today?
你好，史密斯先生。我是霍金斯医生。你今天怎么来了？
B：I thought it would be a good idea to get a check-up.
我想做个检查还是好一些。
A：Yes, well you haven’t had one for…five years. You should have one every year.
是呀，那么…你有5年一次检查也没有做过，你应该每年检查一次的。
B：I know. I figure as long as there’s nothing wrong, why go see the doctor?
我知道。我想只要没有什么不舒服的话，哪里要看什么医生。
A：Well, the best way to avoid serious illnesses is to find out about them early. So, try to come at least once a year for your own good.
哦，避免患上严重疾病的最好的方法是早点发现它，所以，为了你自己，还是每年至少来一次。
B：O.K.
好的。
A：Let me see here. Your eyes and ears look fine. Take a deep breath, please. Do you smoke, Mr. Smith?
让我来检查检查。眼睛和耳朵情况良好。深呼吸一下。你吸烟吗，史密斯先生？
B：Yes.
吸烟。
at once的解释
A：Smoking is the leading cause of lung cancer and heart disease, you know. You really should quit.
你知道，吸烟是得肺癌和心脏病的最主要因素。你应该戒烟。
B：I’ve tried a hundred times, but I just can’t seem to kick the habit.
我试了100次了，但是好像不太可能戒烟。
A：Well, we have classes and some medications that might help. I’ll give you more infomp3ation before you leave.
那么，我们开设了一些课程，并会发放一些药物，可能会有些帮助。你离开的时候我再详细地跟你说说。
B：O.K., thanks, doctor.
好的，谢谢你，医生。
在机场
at once的反义词
A：Good morning, sir, where are you going?
先生，早晨好，您要去哪儿？
B：I’m going to England by flight B.E.987.
我乘英国国际航空公司987 航班去英国。
A：When is your flight?
您什么时候的飞机？
at once是什么意思
B：!0:00 a.m. When am I supposed to check in?
上午10 点钟，我应什么时候办理登机手续？
A：We are checking in. May I have your ticket? And your health certificate and your luggage, please.
我们正在办理。请出示机票及您的健康证明书，还有您的行李。
B：Here you are.
给您。
A：Are you keeping this small bags as carry-on luggage, sir?
先生，这个小包您带在身上吗？
B：Yes.
是的。
A：You must weight that as well.
也得过磅。
B：All right.
好吧。
at once什么意思
A：Your luggage is two pounds over, I am afraid there’ll be an excess luggage charge, sir.
先生，您的行李超重2 磅，您得付超重费了。
B：How much must I pay?
我需付多少钱？
A：It’s 10 yuan.
应该是10 元。
B：Here you are.
给您。
A：This your luggage check (ticket) which you must show when you disembark at your destnation, and here is your boarding pass and your ticket.
这是您的行礼单，到达目的地的时候，您必须出示这张单子，这是您的登机牌和机票。
B：Thanks.
谢谢。
A：Now please wait until your flight is called. There are about twenty-five minutes to go.
您等着您的航班呼叫好吗？大约还有25 分钟就要呼叫了。
at once
B：I’m a little nervous. I have never flown before.
我有一点紧张，我从未坐过飞机。
A：There is nothing at all to worry about. Once you’re in the air, it’s just like sitting in your own living room. It’s going to be a very pleasant flight.
没有什么可担心的。一升到空中你就像坐在自己家中客厅一样。这将是一次非常愉快的旅行。
