My battery is low. I need to re-charge my mobile¹.

　　我的电池要没电了。我需要给我的手机充电。

　　A         I can only speak for a few minutes. My battery is low.

　　A    我只能说几分钟。我的电池要没电了。

　　B         Don’t worry. Call me back later.

　　B    别担心。待会再给我打回来。

　　A         Ok. I’ll call you back in an hour. I need to re-charge my mobile.

　　A         好的。我一小时后给你打过去。我需要给手机充电。

　　B         No problem. Speak to you later.

　　B    没问题。待会再聊。

　　When you are talking about your phone, you also talk about its power and the battery.

　　当你谈论手机时，你可以谈论手机的电源或者电池。