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
What are you up to?
你呢？你怎样？
The wife is the key of the house.
妻子是一家的钥匙。
Give me a hand!
帮帮我！