久经考验

jiǔ jīng kǎo yàn

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释义

  1. 1. well tested over a long period of time (idiom)
  2. 2. seasoned

久经考验 的构成词

久
jiǔ

(long) time

经
jīng

classics

考
kǎo

to check

考验
kǎo yàn

to test

验
yàn

to examine

久经
jiǔ jīng

to have long experience of