@Necessity is the mother of invention.
需要是发明之母。
@Necessity knows no law. 急需之下难雇法律。
@Never ask pardon before you are accused.
绝不要不打自招。
@Never do things by halves. 凡事不可半途而废。
@Never judge by appearances. 不可以貌取人。
@Never make threats you cannot carry out.
莫虚张声势。
@Never put off till tomorrow what may be done today. 今日事，今日毕。
@Never say die. 永不气馁。
@No cross, no crown. 吃得苦中苦，方为人上人。
@No gain without pain. 天下无不劳而获的事。
@No man can serve two masters. 一仆难侍二主。
@No man is content with his lot.
无人满意自身的命运和境遇。
@No man is infallible.
天下无完人；人非圣贤，熟能无过。
@No news is good news. 没有消息就是好消息。
@Nothing is as good as it seems beforehand.
世事总不如预料中的好。
@Nothing is more precious than peace.
没有比和平更珍贵的东西了。
@Nothing venture, nothing have.
不入虎穴，焉得虎子。
@Of two evils choose the lesser. 两害相权取其轻。
@Once bitten, twice shy. 一朝被蛇咬，十年怕井绳。
@One cannot put back the clock.
人无法让时间倒流。
@One good turn deserves another.
以德报德，以恩报恩。
@One lie makes many. 说一谎需百谎圆。
@One man's meat is another man's poison.
人各有所好。
@One swallow does not make a summer.
独燕不成夏；不能单凭一个例子而下定论。
@Opportunity seldom knocks twice.
机会很少敲两次门，机会难逢。
@Out of sight, out of mind. 久别情疏。
@Paddle your own canoe. 自力更生。
@Patience is a virtue. 忍耐是一种美德。
@Pay somebody back in his own coin.
以其人之道，还治其人之身。
@Pleasant hours fly fast.
欢乐时光总是过得特别快。
@Poverty is the mother of crime. 贫穷为罪恶之母。
@Practice makes perfect. 熟能生巧。
@Prevention is better than cure. 预防胜于治疗。
@Pride goes before fall. 骄兵必败。
@Rome was not built in a day.
罗马不是一天造成的。
@Saying is one thing and doing is another.
说是一回事，做又是另一回事。
@Searching for a needle in a haystack. 大海捞针。
@Second thoughts are best. 三思而后行。
@Seeing is believing. 眼见为实；百闻不如一见。
@Self-praise is no recommendation.
自己说好不算好。
@Silence gives consent. 沉默表示同意。
@Silence is golden. 沉默是金。
@Spare the rod and spoil the child. 不打不成器。
@Start off with a bang and end with a whimper.
虎头蛇尾。
@Still waters run deep. 水深流静；大智若愚。
@Strike while the iron is hot. 打铁趁热。
英文谚语短语中英文双语对照版N-S系列(proverb N-S Series)
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