Sapstain
木材变色
🗣️ 情景例句
It's so convenient.
一切都很方便
I'm Edwin. I'll show you to your hotel.
我是爱德温，我带你去旅馆。
I can see the problem. What do you think is likely to happen?
我知道问题在哪了。你认为可能会出现什么情况呢？