Nari
[地质]钙积层, 钙质壳, 灰盖
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
I'm glad to hear you are getting married.
我很高兴听到你将结婚的消息。
I want to take some books to the classroom. Could you help me, please?
我想把一些书拿到教室里，你能帮个忙吗？