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
Have you any experience with a computer?
你有使用电脑的经验吗？
Who is the leader of this political party?
谁是这政党的首领？
They will be arriving here tomorrow.
明天就要到达此地。