Unusual

来自Big Physics

google

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Middle English: shortening of Old French estrange, from Latin extraneus ‘external, strange’.


Ety img unusual.png

wiktionary

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From un- +‎ usual.


etymonline

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unusual (adj.)

1580s, from un- (1) "not" + usual (adj.). Related: Unusually.

取自“https://www.bigphysics.org/index.php?title=Unusual&oldid=20516”