“know your stuff”在英语词典中的解释及翻译

英语

“know your stuff”在英语词典中的解释及翻译

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know your stuff

also UK old-fashioned know your onions informal

C2 to have good practical skills and knowledge in a particular activity or subject

(know your stuff在剑桥高级学习词典和同义词词典的解释 ©剑桥大学出版社)