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词汇
unconventional
词根词缀
词源：
1839, from un- (1) "not" +
conventional
(see convention). "A 19 cent. epithet for a certain type of affectation." [Weekley]
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onanism
on a small scale
on average
on balance
on behalf of
on board
onboard
on business
once
once and for all
once for all
once in a while
once more
once upon a time
oncogene
oncology
oncoming
on condition that
on credit
on display
on duty
one
one after another
one another
on earth
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更新时间：2026/10/20 5:56:46