单词详解

1. n.

洞穴， 洞窟 [C] (a large hole in the side of a hill or under the ground )

Our forefathers once lived in caves. 我们的祖先曾在洞穴居住。

2. vt. & vi.

（使）塌陷，倒塌 (fall inwards; collapse)

His cellar caved. 他的地窖塌陷了。

相关单词

现在分词：caving

复数：caves

过去式：caved

过去分词：caved