Ovaroit
流安凝灰岩
🗣️ 情景例句
I don't know how to thank you, Susan.
我不知道如何谢你， Susan。
The roofer is patching the roof with metal.
屋面防水工在用铁皮修补屋顶。
We want to try this component as a sample.
这种组件我们想试个样品看看。