Danks
煤页岩, 黑色碳质页岩
🗣️ 情景例句
Santa Clara? OK. That's about 20 miles away.
圣塔克莱拉？好的，大约是20英里远。
I'd like to know how you reached your conclusions.
我想知道你们是如何得出结论的。
There is only enough spring water to supply the needs of the houses, so we have to pump from the river for farm use.
泉水只能满足家庭生活用水，因此我们必须从河里抽水以用于农业生产。