water filled roof 中文意思是什麼
water filled roof
解釋
充水屋頂-
Cenotes are created when limestone in the cave system erodes and the roof collpases, forming a water - filled sinkhole
當洞穴系統內的石灰巖發生腐蝕而且頂部開始下沉的時候,就形成了盛滿湖水或河水的灰巖坑。
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