Piezocontrol
压电整频
🗣️ 情景例句
with Richard, Robbie, and me.
和 Richard Robbie及我在一起。
I'm the oldest person in my club.
我是我的俱乐部中最老的人。
I can't remember. Did I put them under the table?
我想不起来了。 放在桌子下面了吗？