Klystrons
(klystron 的复数) n. 调速管\\n[化] 速调管
🗣️ 情景例句
What did I tell you?
我不是告诉过你吗？
Don't make rude remarks about their appearances.
不要口无遮拦，批评他们的外表。
Good morning, Mr. WU:?Here's my homework. I was ill on Monday, so it's late.
吴先生，早上好！这是我的英语家庭作业。我星期一病了，所以迟交。