词源 |
extract v."to draw out, withdraw, take or get out, pull out or remove from a fixed position, literally or figuratively," late 15c., from Latin extractus, past participle of extrahere "draw out," from ex "out, out of" (see ex-) + trahere "to draw" (see tract (n.1)). Related: Extracted; extracting. extract n. mid-15c., "digest or summary of something which has been written at greater length," from Late Latin extractum, noun use of neuter of extractus, past participle of extrahere "to draw out" (see extract (v.)). Physical sense of "that which is extracted," especially "something drawn from a substance by distillation or other chemical process" is from 1580s. updated on September 20, 2018 |