battery

柯林斯词典

1. N-COUNT Batteries are small devices that provide the power for electrical items such as radios and children's toys. 電池
The shavers come complete with batteries. 這些電動剃須刀帶有電池。
...a battery-operated cassette player. …用電池的磁帶放音機。
2. N-COUNT A car battery is a rectangular box containing acid that is found in a car engine. It provides the electricity needed to start the car. (汽車) 蓄電池
...a car with a dead battery. …一輛蓄電池沒電了的汽車。
3. N-UNCOUNT Battery is the crime of hitting or beating someone. 毆打罪[美國英語] [法律]
Lawrence punched a man in a Los Angeles nightclub and was charged with battery. 勞倫斯在洛杉磯的一家夜縂會裡打了人，結果被指控犯了毆打罪。
4. →see also assault and battery
5. N-COUNT A battery of equipment such as guns, lights, or computers is a large set of it kept together in one place. 一排; 一套
They stopped beside a battery of abandoned guns. 他們停在一排廢棄的大砲旁。
6. N-COUNT A battery of people or things is a very large number of them. 一大群; 一組
...a battery of journalists and television cameras. …一大群記者和電眡攝像機。

You'll run the battery down if you leave your car lights on.
It's not working - I don't think the battery is charging .
Is it all right to leave /put the battery on charge overnight ?
I left my car lights on all night and now the battery is flat .
The battery should prevent the computer system from going down in the event of a power cut .