glass bulb的用法和樣例：
例句
- In small lamps, all the air is pumped from the glass bulb, forming a vacuum, which prevents the white-hot filament from burning away.
在小照明燈中，所有的空氣都從燈泡中抽出，形成真空，以防熾熱的燈絲被燒毀。 - A glass bulb filled with finely shredded aluminum or magnesium foil that is ignited by electricity to produce a short-duration high-intensity light flash for taking photographs.
閃光泡一種內部裝有鋁箔或鎂箔的精細碎片的玻璃燈泡，用電點(diǎn)燃以發(fā)出短暫的高強度閃光，從而拍攝照片
