照明灯的用法和样例：
例句
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在小照明灯中，所有的空气都从灯泡中抽出，形成真空，以防炽热的灯丝被烧毁。
In small lamps, all the air is pumped from the glass bulb, forming a vacuum, which prevents the white-hot filament from burning away. -
观众席照明灯照亮音乐厅、戏院或报告厅的观众席的灯
The lights that illuminate the audience section of a concert hall, a theater, or an auditorium.
