Circlotron amplifier
[电] 圆管放大器
🧩 词语组成解析
🗣️ 情景例句
A journey of a thousand miles begins with a single step.
千里之行，始于足下。
The stations are always full of people.
火车站里经常挤满了人。
The Hubble will tell us a great deal about the age and size of the universe.
哈勃将告诉我们有关宇宙的年龄和大小的许多事情。