The tour package includes a guided visit to a limestone cavern near the hotel.

這個旅遊行程包含到飯店附近石灰岩大洞穴的導覽參觀。

Our new warehouse feels like a cavern, so we need better lighting before the shipment arrives.

我們的新倉庫空曠得像個大洞穴，所以貨物到之前需要加強照明。

Customers complained that the underground parking garage felt like a dark, empty cavern at night.

顧客抱怨地下停車場晚上感覺像個又暗又空的大洞穴。