1. least of all : 最不；
2. not in the least : 一点不怕；
3. not least : 在一定程度上, 相当重要地；
4. at least : 至少；
形容词
1. least在线翻译
1. He has least money of all of us.
我们之中他钱最少。
副词
1. least的解释
1. He worked least.
他做事最少。
2. He works least.
他工作得最少。
名词
1. Of two evils, the least should be taken.
两害相权取其轻。
2. Giving him food was the least we could do.
给他饭吃是我们能做的最起码的事。
3. 最少,最小：Leasing 租赁 | Least 最少,最小 | Ledger 分类帐,总帐
4. 最低点：最高点:the highest, the top ,the summit ,the peak ,the most | 最低点:bottom ,less ,least ,rock bottom , | 平均:mean ,average
Least is often considered to be the superlative form of little.
least常被看作little的最高级。
1. （数量）至少，不少于
You use at least to say that a number or amount is the smallest that is possible or likely and that the actual number or amount may be greater. The forms at the least and at the very least are also used.
e.g. ...a dinner menu featuring at least 15 different sorts of fish...
至少列有15道不同做法的鱼的菜单
e.g. Aim to have at least half a pint of milk each day...
目标是每天至少喝半品脱的牛奶。
2. （表示真实性或可能性）至少，最不济
You use at least to say that something is the minimum that is true or possible. The forms at the least and at the very least are also used.
e.g. She could take a nice holiday at least...
最不济她也可以去过一个愉快的假期。
e.g. He is at least content that there will be no immediate use of force...
至少他对不会即时使用暴力感到满意。
3. （表示相对于不利条件或糟糕情形）起码，不管怎样
You use at least to indicate an advantage that exists in spite of the disadvantage or bad situation that has just been mentioned.
e.g. We've no idea what his state of health is but at least we know he is still alive...
我们不清楚他的健康情况如何，但起码知道他仍然活着。
e.g. If something awful happens to you at least you can write about it.
如果你遭遇了不幸，至少你有东西可写。
4. （表示更正或改变自己刚说过的话）至少，起码
You use at least to indicate that you are correcting or changing something that you have just said.
least
e.g. It's not difficult to get money for research or at least it's not always difficult...
争取到研究资金并不难，起码不总是那么难。
e.g. The police say his death was an accident, officially at least...
警方说他的死是个意外，起码官方消息如此。
5. 最少的
You use the least to mean a smaller amount than anyone or anything else, or the smallest amount possible.
least的解释
e.g. I try to offend the least amount of people possible...
我尽量少得罪人。
e.g. If you like cheese, go for the ones with the least fat.
要是喜欢吃奶酪，就吃脂肪含量最少的。
6.
7. （某一特性）最少，最缺
You use least to indicate that someone or something has less of a particular quality than most other things of its kind.
e.g. The least experienced athletes had caused a great many false-starts through the day's proceedings...
那天的比赛中，经验最浅的运动员抢跑无数次。
e.g. He was one of the least warm human beings I had ever met.
他是我见过的最冷漠的人之一。
8. 丝毫的；一丁点儿的
You use the least to emphasize the smallness of something, especially when it hardly exists at all.
e.g. I don't have the least idea of what you're talking about...
我一点儿都不知道你在说什么。
e.g. They neglect their duty at the least hint of fun elsewhere...
别处哪怕发生一丁点儿乐事，他们便会忘记自己的职责。
9. （程度）最小
You use least to indicate that something is true or happens to a smaller degree or extent than anything else or at any other time.
least的近义词
e.g. He had a way of throwing her off guard with his charm when she least expected it.
他往往趁她最没有心理准备时发动魅力攻势，令她措手不及。
10. 无足轻重的；微乎其微的
You use least in structures where you are emphasizing that a particular situation or event is much less important or serious than other possible or actual ones.
e.g. Having to get up at three o'clock every morning was the least of her worries...
她发愁的事多着呢，相比之下，每天早上3点就要起床根本就不算什么。
e.g. Although three days isn't very long, shortage of time was the least of his problems...
虽然3天时间不算长，但对他来说，这已经是最不成问题的问题了。
11. （应该做的）最少量，最低程度
You use the least in structures where you are stating the minimum that should be done in a situation, and suggesting that more should really be done.
least
e.g. Well, the least you can do, if you won't help me yourself, is to tell me where to go instead...
你自己要是不帮我，好歹也告诉我该上哪儿去呀。
e.g. The least they could have given me was half a day to rest...
他们本应该起码给我半天时间休息。
12. 丝毫；一点儿
You can use in the least and the least bit to emphasize a negative.
least在线翻译
e.g. I'm not like that at all. Not in the least...
我哪里是那种人。绝对不是。
e.g. I'm not in the least bit touched by the Marilyn Monroe kind of beauty...
我对玛丽莲·梦露那种美一点儿都不动心。
13. 最后不能不提；最后但同样重要的是
You use last but not least to say that the last person or thing to be mentioned is as important as all the others.
e.g. ...her four sons, Christopher, twins Daniel and Nicholas, and last but not least 2-year-old Jack.
她的4个儿子，克里斯托弗、双胞胎丹尼尔和尼古拉斯，还有不能不提的两岁大的杰克
14. （用于否定句后）（多者之中）尤其，尤数
You can use least of all after a negative statement to emphasize that it applies especially to the person or thing mentioned.
e.g. No one ever reads these articles, least of all me...
从没有人读这些文章，我就更不用说了。
e.g. Such a speech should never have been made, least of all by a so-called responsible politician.
这种话本来就不应该说，尤其是不应出自一个所谓负责任的政客之口。
15. （强调某一例证或原因）尤其是，特别是，相当重要地
You can use not least to emphasize a particularly important example or reason.
e.g. Dieting can be bad for you, not least because it is a cause of stress...
节食可能不利于健康，相当重要的原因是它会引起精神压力。
e.g. Everyone is more reluctant to travel these days, not least the Americans.
这段时间大家都减少了出游的欲望，美国人尤其如此。
16. 轻则；往轻里说；客气点说
You can use to say the least to suggest that a situation is actually much more extreme or serious than you say it is.
least
e.g. Accommodation was basic to say the least...
往轻里说是住宿条件简陋。
e.g. Some members of the public can be a bit abusive to say the least.
有些民众客气点说是嘴里不大干净。
保险
least
A：At least we’ll have (a monthly check/ our families/ those savings) when we get old.
至少等我们老了以后我们（每个月会有收入/还有家人/有那些储蓄）。
B：Aren’t we fortunate?
我们不是很幸运吗？