Macker
炭质页岩
🗣️ 情景例句
What grade are you in?
你在几年级？
If a donkey bray at you, don't bray at him.
傻瓜惹著你，你别跟他缠。
I sat down on one of those modern chairs with holes in it and waited.
我坐在一个新式的满是网眼儿的椅子上，等待着。