[with obj.]rub out or remove (writing or marks) 抹去,擦掉,清除(笔迹,痕迹) graffiti had been erased from the wall. 墙壁上乱涂乱画的东西被擦掉了。 ■remove all traces of (a thought, feeling, or memory) 抹去(想法,情感,记忆) the magic of the landscape erased all else from her mind. 绝妙的风景使她忘掉了其他的一切。 ■destroy or obliterate (someone or something) so as to leave no trace 杀死;毁灭;忘却 over twenty years the last vestiges of a rural economy were erased. 20年过去了,农村经济的最后残余被清除了。 ■remove recorded material from (a magnetic tape or medium); delete (data) from a computer's memory 擦去(磁带,媒体)上的录音(或录像);(从计算机中)删除(数据)
派生 erasable adjective erasure noun 语源
late 16th cent. (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'