Vacuum tube
真空管, 电子管\\n[化] 真空管
📖 牛津释义
vacuum tube
(US) (Brit radio valve), sealed glass tube with an almost perfect vacuum to enable an electriccharge to pass through, formerly used in radios, televisions,etc 真空管; 电子管.
🧩 词语组成解析
🗣️ 情景例句
And they have lots of clip-on bow ties.
而且他们有许多夹上去的领结。
Would it be too much to ask you to respond to my question by tomorrow?
可以请你在明天以前回复吗？
And when do you take your next exams?
还有，你什么时候参加下次考试？