
好词典

源自拉丁语 'multiplicare',由 'multus'(多)和 'plicare'(折叠)组成,意为增加或重复。
❶ 数学运算中的乘法,指将两个或多个数字相加多次的过程。
“If you multiply 3 by 4, you get 12.”
(3乘以4等于12。)
“Children learn to multiply in elementary school.”
(孩子们在小学学习乘法。)
❶ 指数量或程度的增加,通常指快速或大幅度的增长。
“The company's profits have multiplied over the past year.”
(公司的利润在过去一年里大幅增长。)
“Rumors multiply quickly in small towns.”
(谣言在小镇上迅速传播。)
multiply by — 用于数学表达,表示一个数乘以另一个数。
“To find the area, multiply the length by the width.”
(要计算面积,将长度乘以宽度。)
multiply out — 在数学中展开或计算乘法表达式。
“First, multiply out the terms in the brackets.”
(首先,将括号内的项相乘。)