variable

1. ADJ Something that is variable changes quite often, and there usually seems to be no fixed pattern to these changes. 多变的

The potassium content of foodstuffs is very variable. 食品中钾的含量是多变的。

2. variabilityN-UNCOUNT 可变性

There's a great deal of variability between individuals. 个体之间存在着很大的可变性。

3. N-COUNT A variable is a factor that can change in quality, quantity, or size, that you have to take into account in a situation. 可变因素

Decisions could be made on the basis of price, delivery dates, after-sales service or any other variable. 决定可以基于价格、送货日期、售后服务或是任何其他可变因素而做出。