Mameter
马赫表
🗣️ 情景例句
Oh, Grandpa, I'm so happy to see you!
啊， 爷爷！ 见到您我真高兴。
To have a shoeshine
给...擦皮鞋
Lin Tao did quite well, but Bill did better than Lin Tao.
林涛跳得相当高，但是比尔比林涛跳得更高。