Erase
来自Big Physics
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late 16th century (originally as a heraldic term meaning ‘represent the head or limb of an animal with a jagged edge’): from Latin eras- ‘scraped away’, from the verb eradere, from e- (variant of ex- ) ‘out’ + radere ‘scrape’.
wiktionary
From Latin erasus, past participle of eradere(“to scrape, to abrade”), from ex-(“out of”) + radere(“to scrape”). Compare Middle English arasen, aracen(“to eradicate, erase”). Displaced native Old English dilegian.
etymonline
erase (v.)
c. 1600, from Latin erasus, past participle of eradere "scrape out, scrape off, shave; abolish, remove," from assimilated form of ex "out" (see ex-) + radere "to scrape" (see raze (v.)). Of magnetic tape, from 1945. Related: Erased; erasing.
