cave

[keiv]

n.洞穴, 山洞
v.挖空,塌落, 屈服

例句与用法：

We kindled a firebrand in the cave.

我们在山洞里点燃火把。

This cave was used by smugglersin the eighteenth century.

这个洞穴是十八世纪走私的人使用的。

The boys huddled together in the cave to keep warm.

男孩子们在山洞里挤成一团取暖。

He was caved in to our demand.

他屈从了我们的要求。

The cliffs are riddled with caves.

岩壁上布满洞穴。

The roof of the old house caved in.

那栋旧房子的屋顶塌下了。

词形变化：

名词: caver | 动词过去式: caved | 动词过去分词: caved | 动词现在分词: caving | 动词第三人称单数: caves |

详细释义：

n.[C]

1. 洞穴, 洞窟

Our forefathers once lived in caves.

我们的祖先曾在洞穴居住。

2. 塌落(处)

vt.

1. 在……挖洞穴

2. 使屈服; 使崩溃

3. 使塌落; 使内陷[(+in)]

The top of the car was caved in by the impact.

那个冲击使得车顶塌了。

vi.

1. 塌落, 倒坍[(+in)]

Our cellar caved during the earthquake.

地震时, 我们的地窖塌陷了。

2. 【口】屈服, 投降[(+in)][(+to)]

The school committee finally caved in to the demands of parents and teachers.

在家长和老师的要求下, 学校委员会最后终于屈服了。

短语词组：

cave in

1. 塌落

When did the ceiling cave in ?

天花板什么时候塌落的?

2. 使塌落

The floods caved in that dike.

洪水冲坍了那座堤坝。

3. 认输

The enemy had to cave in and surrender.

敌人只好屈服投降。