n. group of guns or missile launchers operated together at one place
n. a device that produces electricity; may have several primary or secondary cells arranged in parallel or series
n. a collection of related things intended for use together
n. a unit composed of the pitcher and catcher
n. 电池, 殴打
[化] 蓄电池
1. I need to charge my phone battery before we go out.
我需要在出门前给我的手机电池充电。
2. The remote control uses two AA batteries.
遥控器使用两个AA电池。
3. My laptop battery lasts for about five hours.
我的笔记本电脑电池大约可以用五个小时。