英语词汇“know one's business”的读音、翻译、释义、用法及例句-智慧网

词汇	know one's business
释义	know one's businessknow one's business1.■精通业务Imes knows his business because he has been in this line for years.因为艾姆斯干这行多年, 所以他精通业务。
随便看	deep and harsh voice deep anterior cervical lymph nodes deep artery of clitoris deep artery of penis deep auricular artery deep bar deep-bar cage winding deep-bar effect deep-bar motor deep bar rotor deep baseline corners diehard die hard die-hardism die head die head bush die head chaser diehead holder die head rivet die head threading machine die head with cylindrical-die roller die height die hob die hobbing die hobbing press

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