Permatron
[计] 磁控管
🗣️ 情景例句
If you snack too much, you may get fat.
零食吃得太多，你会长胖的。
Why am I always expected to pay the bills?
为什么老是由我来付账呢？
Jim ran very fast, but Yu Yan from Class 1 ran faster. He began to catch up with Jim.
吉姆跑得非常快，但是1班的余延跑得更快。他开始赶上吉姆。