collapsed

1. V-I If a building or other structure collapses, it falls down very suddenly. 坍塌

A section of the Bay Bridge had collapsed. 海湾大桥有一部分坍塌了。

2. N-UNCOUNT Collapse is also a noun. 坍塌

The governor called for an inquiry into the motorway's collapse. 州长要求对高速公路的坍塌进行调查。

3. V-I If something, for example a system or institution, collapses, it fails or comes to an end completely and suddenly. (系统或制度等) 崩溃; 瓦解

His business empire collapsed under a massive burden of debt. 他的商业帝国由于债台高筑而瓦解。

4. N-UNCOUNT Collapse is also a noun. (系统或制度等的) 崩溃; 瓦解

The coup's collapse has speeded up the drive to independence. 那次政变的失败加速推动了独立进程。

5. V-I If you collapse, you suddenly faint or fall down because you are very ill or weak. 晕倒; 倒下

He collapsed following a vigorous exercise session at his home. 他在家中进行了一段时间的剧烈运动后倒下了。

6. N-UNCOUNT Collapse is also a noun. 晕倒; 倒下

A few days after his collapse he was sitting up in bed. 他病倒后过了几天就在床上起身坐着了。

7. V-I If you collapse onto something, you sit or lie down suddenly because you are very tired. (因极度疲倦而) 瘫坐; 瘫倒

She arrived home exhausted and barely capable of showering before collapsing on her bed. 她到家的时候累极了，几乎无法去淋浴就瘫倒在床上。