additive inverse

中文含义：加法逆元

英语词性：noun

美式发音：ˈæd.ə.tɪv ˈɪn.vɜrs

同义词：opposite element

易混淆单词：multiplicative inverse

双语例句：

1. In arithmetic, the additive inverse of a number is the number that, when added to the original number, gives a result of zero.

在算术中，一个数的加法逆元是使得与该数相加得到零的数。

2. The additive inverse of a complex number is the complex number that, when added to the original number, gives a result of zero.

一个复数的加法逆元是使得与该复数相加得到零的复数。

3. To find the additive inverse of a rational number, change the sign of the numerator and leave the denominator the same.

要找到一个有理数的加法逆元，把分子取反，分母不变。