不悱不发

bù fěi bù fā

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释义

  1. 1. a student should not be guided until he has made an effort to express his thoughts (idiom)

不悱不发 的构成词

不
bù

no; not so

发
fā

to send out

发
fà

hair

悱
fěi

to want to articulate one's thoughts but be unable to