汉英词典
Chinese-English Dictionary
MEANING OF 未知數
未知數 (未知数)
unknown quantity
数学名词。指代数式或方程中数值需要经过运算才能确定的数。亦喻指尚未了解的事物。
wèi zhī () shù/shǔ/shuò
EXAMPLE SENTENCES

通过已知数可以算出未知数

The unknown number can be calculated from the data.

一切都是未知数:这完全是概率问题。

Nothing is certain: it's all a matter of probability.

他还能这样做多久是一个未知数

How long he'll be able to do so is a moot point.

他们能给我们多少实际帮助还是个未知数

How much practical help they can give us is uncertain.

战争的持续时间是其中一个最大的未知数

The length of the war is one of the biggest unknowns.

而谁将能够统领这些议员却是个未知数

Who will command these legislators is less so.

如果要想求出未知数,你首先得知道已知数。

If you want to get the unknown number, you should know the known number first.

一般的例子中未知数个数和方程个数相等。

So in equal Numbers of equations and unknowns that the normal nice case.

这就得到两方程两未知数,这是可解的。

Now I have two equations with two unknowns and now I can solve.

学院今年的春运会是否开还是个未知数

It's still uncertain whether the College Spring Sports will be held this year.