Vacuum bulb
[电] 真空灯泡
🧩 词语组成解析
bulb
[bʌlb]
n. 球茎，块茎植物;电灯泡;[解剖学]肿块;
🗣️ 情景例句
He is as poor as a church mouse.
他一贫如洗。
Manners make the man.
礼貌造就人。
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。