1. v. When something multiplies or when you multiply it, it increases greatly in number or amount.(使)成倍增加;(使)大大增加
2. v. When animals and insects multiply , they increase in number by giving birth to large numbers of young.(动物)繁殖,增殖
3. v. If you multiply one number by another, you add the first number to itself as many times as is indicated by the second number. For example 2 multiplied by 3 is equal to 6.乘;乘以