Intact
来自Big Physics
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late Middle English: from Latin intactus, from in- ‘not’ + tactus (past participle of tangere ‘touch’).
wiktionary
From Middle French intact, from Latin intactus
etymonline
intact (adj.)
mid-15c., from Latin intactus "untouched, uninjured; undefiled, chaste; unsubdued," from in- "not" (see in- (1)) + tactus, past participle of tangere "to touch," from PIE root *tag- "to touch, handle."
