Speleology
[ [ˌspi:li'ɔlədʒi] ]
出国 Abroad
n. 洞穴学
📝 例句
physical speleology
天然洞穴学
✅ 同义词
📖 牛津释义
speleology
(also spelaeology), n [U]
1 scientific study and exploration of caves 洞穴学.
2 sport of walking in and exploring caves 洞穴探险（运动）.
🗣️ 情景例句
When are Susan and Harry picking you up, Marilyn?
Susan和Harry什么时候来接你们， Marilyn
We are looking forward to our vacation.
我们盼望着假期的到来。
I think it's mine. Yes, it is.
我想可能是我的，没错，是我的。