Harmodotron
(产生毫米波的)电子束管, (正交场)毫米波振荡管
🗣️ 情景例句
Michelle is very grown up for a ten-year-old, huh?
以一个十岁的孩子来说 Michelle很成熟 ，是吗？
I enjoyed meeting and talking to you, and sharing the time together.
见到了你们大家，我们一起交谈共度时光。
On one hand, I was anxious to leave.
一方面，我急于离开山洞。