Nari
[地质]钙积层, 钙质壳, 灰盖
🗣️ 情景例句
Without coffee I could never get up in the morning.
不喝咖啡我早上起不来。
Would you, please?
您肯帮忙？那太好了。
We can't go out because of the rain.
我们不能出去因为下雨了。