在笔记本电脑和移动电话中的电池被设计成可在数小时或数天过程中连续使用，且它们只需有数年寿命。
Batteries in laptops and mobile phones are engineered to be discharged over the course of several hours or days, and they only need to last a couple of years.
如今在移动电话和笔记本电脑中使用的电池通常都是用钴氧化物作为正极。
The batteries commonly used in today's mobile phones and laptops still use cobalt oxide as the positive electrode.
研究团队还在努力制作合适的STAIR电池原型，起初用于一些小型电器上，比如移动电话和MP3播放器。
The research team is also working towards making a STAIR cell prototype suited, in the first instance, for small applications, such as mobile phones or MP3 players.
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