from
preposition For the special uses of from in phrasal verbs, look at the entries for the verbs. For example keep something from somebody is in the phrasal verb section at keep.Idioms-
used to show where somebody/something starts （表示起始点）从…起，始于 -
used to show what the origin of somebody/something is （表示来源）来自，源于，出自，从…来 I'm from Italy. 我是意大利人。 documents from the sixteenth century 16 世纪的文献 quotations from Shakespeare 莎士比亚语录 heat from the sun 太阳热
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used to show who sent or gave something/somebody （表示由某人发出或给出）寄自，得自 a letter from my brother 我哥哥来的信 information from witnesses 证人提供的信息 the man from (= representing) the insurance company 保险公司的人
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used to show when something starts （表示开始的时间）从…开始 -
used to show how far apart two places are （表示两地的距离）离 100 metres from the scene of the accident 离事故现场 100 米
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used to show somebody’s position or point of view （表示位置或观点）从 - from something (to something)
used to show the range of something （表示幅度或范围）从…（到） The temperature varies from 30 degrees to minus 20. 温度在 30 度至零下 20 度之间变化。 The store sells everything from shoelaces to computers. 这家商店出售的商品从鞋带到计算机应有尽有。 Conditions vary from school to school. 各所学校的情况不同。
- from something (to something)
used to show the state or form of something/somebody before a change （表示改变前的状态或形式）从…（到） -
used when making or recognizing a difference between two people or things （区别二者时用）与…（不同） -
used to show the material that something is made of （表示所用的原料）由…（制成） -
used to show that somebody/something is separated or removed （表示分离或去除） -
used to show that something is prevented （表示防止）使免遭，使免受 -
used to show the reason for something （表示原因）由于，因为 -
used to show the reason for making a judgement （表示进行判断的原因）根据，从…来看
Word OriginOld English fram, from, of Germanic origin; related to Old Norse frá (see fro).