vary的名词和形容词

vary的名词variability；形容词variable；

variabilityn.可变性；易变性；反复不定；

variableadj.多变的；易变的；变化无常的

Decisions could be made on the basis of price, delivery dates, after-sales service or any other variable

购买决定可能会基于价格、送货日期、售后服务以及其他可变因素。

There was a bit of a wind and it was blowing onshore, variable, but quite strong.

有一阵风朝岸上吹来，风向变化不定，但风力很强。

A drinking friend is a variable friend.

酒肉朋友靠不住。