1. 這個洞穴的入口在哪里？
   Where's the entrance to the cave?
2. 洞穴探險運動是指探察山中的通道而進行的活動。
   Caving means exploring the passages underneath the hills.
3. 據(jù)說兔子有不止一個洞穴。
   It's said that a rabbit usually will have more than one burrows.
4. 一名游客在山下發(fā)現(xiàn)了一個大洞穴。
   A cavern was found by a traveler under the mountain.
5. 洞穴的最深處有只狗熊。
   There is a bear in the inmost recesses of the cave.
6. 小洞穴是唯一的避寒處。
   A small cave was the only refuge from the cold.
7. 巖壁上布滿洞穴。
   The cliffs are riddled with caves.
8. 當(dāng)歐洲人還是居住在洞穴中的野蠻人時，這些地方的文化早已十分繁榮昌盛。
   These civilizations flourished while Europeans were still savages living in caves.

洞的英語翻譯：

穴的英語翻譯：