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

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	needle-gun needle handle needle-handle flicking needle-handle scraping needle-handle shaking needle-handle twisting needle head needle holder needle holders for delicate suture needle holders with narrow jaws needle holder with fenestrated jaws needle-holding forceps needle-holding hand needle hole needle holes needle hook needle hub needle ice needle implant needle indicator needle ingot shaft needle-inserting with both hands needle-inserting with single hand needle insertion in acupuncture needle instrument

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