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	special goods special grant special greases special group special guaranty special guide bearing special handicraft products special handling charge special hardware special heavy section switch rail special helical spring special high resolution special hoisting bar special holder special hospital special identification method special identity card special immunity special import special import licensing Special Import Measures Act special improved plough steel wire special in carbide tipped special income tax special index

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