extract
extract
verb
extractability
noun
extractable
adjective
语源
verb
- [with obj.](常作 be extracted)remove or take out, especially by effort or force
（用力）移开；取出；拔出
the fossils are extracted from the chalk.
这些化石是从白垩岩中剥离出来的。
■obtain (something such as money or an admission) from someone in the face of initial unwillingness
设法得到（某物，如钱、认可）
I won't let you go without trying to extract a promise from you.
不尽力得到你的承诺我是不会放你走的。
■obtain (a substance or resource) from something by a special method
提取，提炼
lead was extracted from the copper.
铅是从这些铜料中提炼出来的。
■select (a passage from a piece of writing, music, or film) for quotation, performance, or reproduction
抄录；摘录；选取
the table is extracted from the report.
这张表格是从报告中摘录下来的。
■derive (an idea or the evidence for it) from a body of information
推断出，引申出，总结出
there are few attempts to extract generalities about the nature of the disciplines.
很少有人试着就这些学科本质总结其一般规律。
■(Mathematics)calculate (a root of a number)
(数)开（方），求（根）
- a short passage taken from a piece of writing, music, or film
摘录；选段；引文
an extract from a historical film.
一部历史影片的选段。 - [with modifier]a preparation containing the active ingredient of a substance in concentrated form
提取物；精，汁
vanilla extract.
香草精。
extractability
noun
extractable
adjective
语源
- late Middle English: from Latin extract- 'drawn out', from the verb extrahere, from ex- 'out' + trahere 'draw'
考试词汇表
