Frictiograph
摩擦仪
🗣️ 情景例句
I'll call the Staten Island Ferry lost-and-found office.
我来打电话给Staten岛渡轮的失物招领处。
Have you send him any pencils?
你送他铅笔吗？
It's the hottest day I've had so far.
这是迄今为止我经历的最热的一天。