/ˈveəriəbl ||; ˈvɛrɪəbḷ/adj
not staying the same; often changing 多变的;易变的;不定的
➔variability /ˌveəriəˈbɪləti ||; ˌvɛrɪəˈbɪlətɪ/ noun [U]
variable²
/ˈveəriəbl ||; ˈvɛrɪəbḷ/noun
[C] a situation, number or quantity that can vary or be varied (形势、数字、数量等)可变因素:
With so many variables to consider, it is difficult to calculate the cost.由于可变因素如此之多,成本很难计算出来。The temperature was kept constant throughout the experiment while pressure was a variable.在整个试验中温度保持不变,而压力是个可变因素。
variable1/ˋvɛrIəbḷ; ˈveəriəb$l/adj likely to change often or to be different [→ vary] 多变的﹐不稳定的﹔可变的: a variable rate of interest 浮动利率Hospital food is highly variable in quality. 医院食物品质差异很大。 —variability /͵vɛrIəˋbIlətI; ˌveəriəˈbIləti or ˌveəriəˈbIlIti/n [U]
variable2n [C] something that may be different in different situations 变数﹐可变因素: economic variables 经济变数