Vacuum tubes
[医] 真空管
🧩 词语组成解析
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
My job is not an easy one,
我的工作是不轻松，
I've got a terrible pain in my stomach.
我的胃很痛。
The next morning, he found that the doors had been blocked by chairs and the furniture had been moved.
第二天早上，他发现酒吧间的门被椅子堵上了，家具也被挪动过。