They may use a credit card for convenience.

他们可以为了方便而使用信用卡。

《柯林斯英汉双解大词典》

While they may use a credit card for convenience, affluent people never let interest charges accrue.

虽然有钱人可能为了方便而使用信用卡，他们从来不让利息费累积。

《柯林斯英汉双解大词典》

Let us change the tense for convenience.

为了方便起见，我们把时态改一下。

youdao

Q1 I'm going to, just for convenience, call that Q1.

为了方便，称之为。

麻省理工公开课 - 固态化学导论课程节选

So er is a new entity I've introduced for convenience.

因此,er 是为了方便而引入的

耶鲁公开课 - 基础物理课程节选

Well, I think that if the great majority of people try to derive maximum utility out of a service, like using cell phones and the convenience that cell phones provide, that sacrifice is necessary for satisfaction to occur.

我觉得如果绝大多数人想要,从某项服务中获得最大功利，比如使用手机，享受手机所带来的便利，那么为了满足需求，这种牺牲就是必要的。

耶鲁公开课 - 公正课程节选

These rules, of course, assume you are carpooling for convenience and not to make a living.

FORBES: Taxes From A To Z (2013): C Is For Carpooling

Yet consumers have always been willing to show some leg in exchange for convenience.

FORBES: Where Everybody Knows Your Name

For convenience, all matched songs are automatically stored and saved as a playlist for future access.

ENGADGET: Rhapsody intros SongMatch for Android, helps you discover tunes with a simple tap