teach grandma how to suck eggs

短语

班门弄斧

发音

AU

词形变化

taught grandma how to suck eggs teaches grandma how to suck eggs 三单 teaches grandma how to suck eggs teaching grandma how to suck eggs teaching grandma how to suck eggs 现在分词 taught grandma how to suck eggs 过去式 taught grandma how to suck eggs 过去分词

别名

teach Grandma how to suck eggs teach Grandma to suck eggs teach grandma to suck eggs

释义与例句

v.
  1. 1.

    To tell an expert how to do things.

    班门弄斧

    习语

词源

First attested circa 18th century, from Spanish: see quotation.

来源：wiktionary