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	radioman radio management radio map radio maritime letter radio-marker radio marker beacon radio marker beacon station radio marker station radio masking radio mast radio mast antenna radiomaterial radiomateriology radiomaximograph radio measurement radio measuring equipment radio-medial crossvein radiomedicine radio merit radio message radio message transmission radiometal radio metal locator radiometallography radiometallurgy

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