multiplication

柯林斯詞典

1. N-UNCOUNT Multiplication is the process of calculating the total of one number multiplied by another. 乘法
There will be simple tests in addition, subtraction, multiplication, and division. 將會(huì)有加減乘除的簡(jiǎn)單測(cè)試。
2. N-UNCOUNT The multiplication of things of a particular kind is the process or fact of them increasing in number or amount. 增加
Increasing gravity is known to speed up the multiplication of cells. 爲(wèi)人所知的是，不斷增加的重力會(huì)加速細(xì)胞數(shù)量的遞增。