Basining
盆地形成作用
🗣️ 情景例句
You cannot believe how sorry I am.
你不知道我感到多么抱歉。
To wave your arms
振臂，挥手
We've been anxious about you. We were expecting you back much earlier.
我们都为你们着急呢。都盼着你们早点儿回来。