可数名词：

1.会议厅

2.议院

3.（作特殊用途的）房间，室

4.（人体、植物或机器内的）腔，室

5.洞穴

6.卧室，寝室，私人房间

英语解释

a natural or artificial enclosed space

place in a chamber

a room where a judge transacts business

an enclosed volume in the body

a deliberative or legislative or administrative or judicial assembly

a room used primarily for sleeping