Teratron
亚毫米波振荡器
🗣️ 情景例句
This is the big moment.
这可是关键时刻。
Lemonade on a hot day is very refreshing.
在暑天喝柠檬水，会使人精神抖擞。
Some children can cover the whole length of the pool without coming up for breath even once.
有些孩子能够跑完游泳池的全长而不用露出水面换气。