Femitron
场发射电子微波管
🗣️ 情景例句
Wouldn't it be a good idea to pick up your room?
你是不是考虑把自己的屋字收拾一下。
Please do not move.
请不要动。
Yes. You can help me do the shopping.
当然可以。你可以帮我一起选。