空穴来风未必无因

kòng xué lái fēng wèi bì wú yīn

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释义

  1. 1. wind does not come from an empty cave without reason
  2. 2. there's no smoke without fire (idiom)

空穴来风未必无因 的构成词

来
lái

to come

因
yīn

cause

必
bì

certainly

未
wèi

not yet

未必
wèi bì

not necessarily

无
wú

not to have

空
kōng

empty

空
kòng

to empty

风
fēng

wind

穴
xué

cave

空穴
kòng xué

electron hole (physics)

空穴来风
kōng xué lái fēng

lit. wind from an empty cave (idiom)