Semipotentiometer
半电势计, 半电位计
🗣️ 情景例句
Let's do it!
我们来录！
Which one do you want?
你要哪一个？
He had spotted a tiny bottle at the bottom of my case and he pounced on it with delight.
他在我的箱底发现了一只小瓶，高兴地一把抓了起来。