derive
/dɪˈraɪv/verb
with obj.(derive something from)
1- obtain something from (a specified source)从…中获得（或取得）：
they derived great comfort from this assurance.
他们从这项保证中获得很大安慰。
1.1
derive something from
base a concept on a logical extension or modification of (another concept)从…得出, 源自：Marx derived his philosophy of history from Hegel.
马克思的历史哲学来源于黑格尔。
1.2
- no obj.
derive from
(of a word) have (a specified word, usually of another language) as a root or origin（词）由（某词, 通常是外来词）派生： the word 'punch' derives from the Hindustani 'pancha' 'punch'
一词派生自兴都斯坦语的 pancha
(be derived from) the word 'man' is derived from the Sanskrit 'manas'.
man一词派生自梵语manas。
1.3
- no obj.
derive from
arise from or originate in (a specified source)源自, 来源于： words whose spelling derives from Dr Johnson's incorrect etymology.
拼法源自约翰逊博士错误词源的单词。
1.4
be derived from
Linguistics (of a sentence in a natural language) be linked by a set of stages to (its underlying logical form)【语言学】（自然语言中的句子）推导自（隐含的逻辑形式）。
1.5
- (be derived from) (of a substance) be formed or prepared by (a chemical or physical process affecting another substance)（物质）由（影响另一物质的化学或物理过程）衍生：
strong acids are derived from the combustion of fossil fuels.
强酸由矿物燃料的燃烧衍生。
1.6
- Mathematics obtain (a function or equation) from another by a sequence of logical steps, for example by differentiation【数】导出（函数, 方程）。
派生词
derivable
adjective词源
late Middle English （in the sense 'draw a fluid through or into a channel'）： from Old French deriver or Latin derivare, from de- 'down， away' + rivus 'brook， stream'.