詞彙 "a barber learns to shave by shaving fools" 在中文的含義

"a barber learns to shave by shaving fools" 在英語中是什麼意思?與 Lingoland 一起探索這個詞的含義、發音及具體用法

a barber learns to shave by shaving fools

US /ə ˈbɑːrbər lɜːrnz tu ʃeɪv baɪ ˈʃeɪvɪŋ fuːlz/
UK /ə ˈbɑːbə lɜːnz tu ʃeɪv baɪ ˈʃeɪvɪŋ fuːlz/
"a barber learns to shave by shaving fools" picture

成語

理髮師是靠給傻瓜刮臉學手藝的

Inexperienced people often learn their trade or skills at the expense of those who are foolish or gullible enough to let them practice.

範例:
He let the intern handle his legal case, but as they say, a barber learns to shave by shaving fools.
他讓實習生處理他的法律案件,但正如俗話所說,理髮師是靠給傻瓜刮臉學手藝的
I wouldn't trust a beginner with this task; remember that a barber learns to shave by shaving fools.
我不會把這項任務交給新手;記住,理髮師是靠給傻瓜刮臉學手藝的