cavernKK [ˋkævɚn] /ˈkævɚn/名詞1大洞穴、洞窟The guide led us deep into the limestone cavern with flashlights.導遊拿著手電筒帶我們深入那座石灰岩洞窟。2空洞、幽深空間文學The abandoned factory was a dark cavern filled with rusting machines.那座廢棄工廠像個漆黑的空洞,裡面擺滿鏽蝕的機器。