cavernKK [ˋkævɚn] /ˈkævɚn/发音名词1大洞穴、洞窟The guide led us deep into the limestone cavern with flashlights.导游拿著手电筒带我们深入那座石灰岩洞窟。2空洞、幽深空间文学The abandoned factory was a dark cavern filled with rusting machines.那座废弃工厂像个漆黑的空洞,里面摆满锈蚀的机器。用这个字练口说→