Undertread
n. 底胎面(指轮胎的加固层)
🗣️ 情景例句
Yes, she does. She works at home.
是的，她工作。她在家里工作。
If you look up, you can see the airplanes.
抬头看，你看到飞机了吧。
I assure you that you will feel no pain at all.
我保证你根本不会觉得疼的。