Danks
煤页岩, 黑色碳质页岩
🗣️ 情景例句
Some people are afraid of flying, which limits their options when traveling.
一些人十分害怕坐飞机，这也就限制了他们旅行时的选择了。
One honest word is better than two oaths.
两句誓言不如一句实话。
Yes?
什么事？