Rashing
煤层底板的软碳质页岩
🗣️ 情景例句
I'm awfully sorry.
非常抱歉。
To work hard in the office
在公司努力工作
OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where
00在这里集合，游泳之后再吃午餐。别着急！我们有足够的时间。