英语词汇“unknown quantity”的读音、翻译、释义、用法及例句-智慧网

词汇	unknown quantity
释义	unknown quantityunknown quantity1.■难以预测的人〔事〕To her the outside world was a totally unknown quantity.对她来说, 外部世界完全是个未知数。
随便看	trolley pole trolley pole assembly trolley-pole boom trolley pole catcher trolley-pole current collector trolley rope trolley scale trolley shoe trolley span trolley sprayer trolley stopper trolley system trolley track trolley washer trolley-wheel trolley wheel trolley wheel collector trolley wire trolley wire guard trollflower Trollhatten furnace trolliflor trolling trolling boat Trollinger

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