batteries
Batteries are small devices that provide the power for electrical items such as radios and children's toys.
The shavers come complete with batteries.
这些电动剃须刀带有电池。
a battery-operated cassette player.
用电池的磁带放音机。
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.
a car with a dead battery.
一辆蓄电池没电了的汽车。
A battery of equipment such as guns, lights, or computers is a large set of it kept together in one place.
They stopped beside a battery of abandoned guns.
他们停在一排废弃的大炮旁。
A battery of people or things is a very large number of them.
a battery of journalists and television cameras.
一大群记者和电视摄像机。