| 正面 | 7909.variable 英 ['veərɪəb(ə)l]美 ['vɛrɪəbl]     |
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| 背面 |     释义： 1、di- "apart" + vers- + -ity.2、含义：turn to different ways, turn to many or various by separate or apart.3、该词在拉丁语中其实就是divert的过去分词，也就是说它来源于divert的拉丁语对应词的过去分词。由此取形容词词性并引申出如今的含义。4、含义：quality of being diverse.5、bio- + diversity.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 例句： 1. The drill has variable speed control.这钻机有变速控制。 variable 多变的来自vary,改变，多变。 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." |