Speleogen
次生洞穴結構
??? 情景例句
They'd never dare to publish this information, there would be a panic riot.
他們不敢報道這條消息，因為這條消息會引起恐慌。
A good friend is my nearest relation.
良友如近親。
He has made neat paths and has built a wooden bridge over a pool.
他修筑了一條條整潔的小路，并在一個池塘上架了一座小木橋。