know one's stuff 是什么意思,know one's stuff 的翻译,解释,句子,音标,读音 - 英汉在线翻译

know one's stuff

know one's stuff 的中文翻译

v.

精通自己的业务

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circumstellar matter
MLCB
gastricism
bring in
motivational research
quick market
light face
branching pipe