variable
英 [ˈveə.ri.ə.bəl]
美 [ˈver.i.ə.bəl]
- adj. 变量的；可变的；易变的，多变的；变异的，[生物] 畸变的
- n. [数] 变量；可变物，可变因素
使用频率:
中文词源
variable 多变的
来自vary,改变，多变。
英语词源
- variable (adj.)
- late 14c., of persons, "apt to change, fickle," from Old French variable "various, changeable, fickle," from Late Latin variabilis "changeable," from variare "to change" (see vary). Of weather, seasons, etc., attested from late 15c.; of stars, from 1788.
- variable (n.)
- "quantity that can vary in value," 1816, from variable (adj.) in mathematical sense of "quantitatively indeterminate" (1710). Related: Variably; variability.
权威例句
- 1. The drill has variable speed control.
- 这钻机有变速控制。
- 2. The variable weather is a great trial to me.
- 这种多变的天气真是让我受不了.
- 3. He is of a variable mood ; he never finishes what he starts.
- 他这个人朝三暮四,做起事来总是虎头蛇尾.
- 4. Speed was a variable in the experiment.
- 在该实验中速度是个变数.
- 5. The speed of the windscreen wipers is variable.
- 汽车挡风玻璃上雨刷的速度是可变的.