如果你能明智地使用信用卡，它带给你的方便、保护和返利回馈使之成为了一种便捷的工具。

The convenience, protection and cash-back rewards offered by credit cards make them a handy tool if you use them wisely.

youdao

她还有个新的应用程序管理器，让你便捷地将应用程序移动到sd卡内或者从sd卡内运行应用程序，还可以在后台进行更新。

There's also a handy new application manager that'll let you move apps to and run them off of an SD card and allows background updating.

youdao

礼品卡是最便捷的也是最普遍的。

Gift CARDS are convenient and ubiquitous.

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