Conca
康卡构造, 贝壳状塌陷（构造）； 火口区同心状凹陷
🗣️ 情景例句
You won't forget, will you?
不会忘记吧？
My friend phoned me at 10 a.m. Yesterday.
我的朋友昨天上午10点打电话给我。
I've always dreamt of coming to China, and now my dream has come true.
我做梦都想到中国来，而现在我的梦想成真了。