词汇 "teach your grandmother to suck eggs" 在中文的含义

"teach your grandmother to suck eggs" 在英语中是什么意思?与 Lingoland 一起探索这个词的含义、发音及具体用法

teach your grandmother to suck eggs

US /tiːtʃ jʊər ˈɡrændˌmʌðər tə sʌk ɛɡz/
UK /tiːtʃ jʊər ˈɡrændˌmʌðər tə sʌk ɛɡz/
"teach your grandmother to suck eggs" picture

成语

1.

班门弄斧, 教导比自己更有经验的人

to try to teach someone something they already know, especially someone who is more experienced than you

示例:
I tried to explain how to use the new software to my boss, but it was like teaching my grandmother to suck eggs; she's been using similar programs for decades.
我试图向老板解释如何使用新软件,但这就像班门弄斧;她使用类似的程序已经几十年了。
He started giving me advice on cooking, but I've been a chef for twenty years. It was definitely a case of teaching your grandmother to suck eggs.
他开始给我烹饪建议,但我已经做了二十年厨师了。这绝对是班门弄斧
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