convenience相关的词根或词缀是: venvent vent

复数： conveniences

You don 't need credit cards for convenience .

你不需要用信用卡获得方便。

I pass a gas station and a convenience store .

我经过一个加油站和一个便利店。

Dollar stores are winning over customers with convenience .

一元店以方便赢得了顾客。

The main benefit to each customer is convenience .

对消费者而言最大的好处就是便利。

Convenience stores are a case in point .

便利店就是一个很好的例子。