名词
中文翻译：灯泡
同义词：
['灯管、真空吸尘器例句：1. The lamp bulb is essential for lighting up the room.（灯泡对于照亮房间至关重要。）']
例句：
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1. The lamp bulb is essential for lighting up the room.
灯泡对于照亮房间至关重要。
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2.Vacuum pumps are used to remove dust and dirt from the air.
真空泵用于从空气中去除灰尘和污垢。
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3.The vacuum pump was designed to be easy to use and maintain.
真空泵设计得易于使用和维护。