| 释义 |
an unknown quantity 释义 未知数:指某人或某事的具体情况、能力等尚不清楚,因此难以预测其结果或影响。 例句 1·She had known Max for some years now, but he was still pretty much an unknown quantity . 她现在认识马克斯也好几年了,但是他仍然是个大大的未知数。 《柯林斯英汉双解大词典》 2·Are an unknown quantity . 对于他们来说是一个未知的组合。 3·In algebra, the sign X usually denotes an unknown quantity . 在代数里,符号X常用来表示未知数。
|