| 释义 |
variable/ˈvɛəriəb(ə)l/ adj. & n.●adj. 1a that can be varied or adapted 可变的；可更改的；可调节的 a rod of variable length 可调节长度的杆; the pressure is variable 压力是可变的 b (of a gear) designed to give varying speeds (指齿轮)变速的 2 apt to vary; not constant; unsteady 易变的；多变的；反复不定的 a variable mood 反复无常的情绪; variable fortunes 时好时坏的运气 3 Math. (of a quantity) indeterminate; able to assume different numerical values 【数】变量的 4 (of wind or currents) tending to change direction (指风、气流或水流)方向多变的，不定向的 5 Astron. (of a star) periodically varying in brightness 【天】(指星星)亮度定期变化的，变光的 6 Bot. & Zool. (of a species) including individuals or groups that depart from the type 【植】【动】(指物种)变异的 7 Biol. (of an organism or part of it) tending to change in structure or function 【生】(指有机体或其一部分)变异的；变型的；畸变的 ●n. 1 a variable thing or quantity 易变的事物；变量；可变性；可变因素 2 Math. a variable quantity 【数】变量 3 Naut. 【海】a a shifting wind 不定风；多变风 b (in pl. 用复数) the region between the NE and SE trade winds (东北与东南信风带之间的)变风区 □ variability /-ˈbiliti/ n.□ variableness n.□ variably adv.[Middle English via Old French from Latin variabilis (as VARY)] |