Speleologist
n. 洞穴学家
✅ 同义词
📖 牛津释义
speleologist
(also spelaeologist), n scientist who studies caves; expert in speleology 洞穴学学者; 洞穴探险家.
🗣️ 情景例句
There is no hope of success.
没有成功的希望。
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
That's not so good.
这样不太好吧。