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

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	ranging IR-system ranging laser ranging line ranging mark ranging method by radio and sound wave ranging method of sound wave ranging oscillator ranging point ranging pole ranging rod ranging shot ranging shot method rangingsonobuoy ranging system ranging theodolite rang land conservation rang management Rangoon rangoon creeper rangy rani ranid Ranidae Raniformes Ranina

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