derive from sth / be derived from sth
to come or develop from sth 从…衍生出；起源于；来自
The word ‘politics’ is derived from a Greek word meaning ‘city’.
politics 一词源自希腊语，意思是 city。
derive sth from sth
(formal) to get sth from sth （从…中）得到，获得
He derived great pleasure from painting.
他从绘画中得到极大的乐趣。
(specialist) to obtain a substance from sth （从…中）提取
The new drug is derived from fish oil.
这种新药是从鱼油中提炼出来的。