vt.

1. 乘，使相乘[（+by/together）]
   Four multiplied by five is twenty.

   五乘四得二十。

2. 使（成倍地）增加
   Such examples could be multiplied indefinitely.

   這樣的例子不勝枚舉。

3. 使繁殖
   Hot weather multiplied the bacteria in the food rapidly.

   炎熱的天氣使食品中的細菌迅速繁殖。

vi.

1. 增加
   As we climbed up the mountain, the dangers and difficulties multiplied.

   我們越向山頂攀爬，危險和困難越是倍增。

2. 繁殖
   Rabbits multiply quickly.

   兔子繁殖很快。

3. 做乘法
   He learned to multiply at the age of five.

   他五歲學會做乘法。

a.

1. 多層的，多股的

ad.

1. 多樣地；多重地

v.

1. obtain from (a number) another which contains the first number a specified number of times.
2. increase in number or quantity.
3. increase in number by reproducing.
4. propagate (plants).

adv.