Conca
康卡构造, 贝壳状塌陷（构造）； 火口区同心状凹陷
🗣️ 情景例句
I can't wait!
我盼望着那个时候！
Many one says well that thinks ill.
口蜜腹剑者不乏其人。
She is going to set out from the French coast at five o'clock in the morning.
她打算早上5点钟从法国海岸出发。