-
(the reflexive form of it it 的反身形式 used when the animal or thing that does an action is also affected by it （指施动并受其影响的动物或事物） -
used to emphasize an animal, a thing, etc. （用以强调某动物、某事物等）
Word OriginOld English (see it, self).
Idioms
be patience, honesty, simplicity, etc. itself
to be an example of complete patience, etc. 十分有耐心（或诚实、朴素等）
(all) by itself
automatically; without anyone doing anything （完全）自动，无人操作 alone 独自；单独
in itself
(all) to itself
for only it to have or use; not shared with others 独自拥有；独占 The company doesn't have the market to itself. 公司没有自己的市场。