Speleologists
(speleologist 的復數) n. 洞穴學家
??? 情景例句
Yes. Have you got any seats left on the 10th at 7:30 a.m. to HongKong?
是的。你們還有10號早上7點半去香港的機票嗎？
Excuse me.Can you tell me the correct time?
對不起，你能告訴我一下準確的時間嗎？
As he had never been there before, he found a great deal to interest him.
由于他從未去過那兒，結果他發現許多有趣的東西。