n.  〔人体内或某些机器中的〕室，腔

n.   作特殊用途的房间〔尤指不好的用途〕

n.  〔大型的〕会议室，会议厅

n.   议院

• gas/torture chamber  毒气室/刑堂

• the council chamber  议事厅

• the Senate/House chamber  参议院╱众议院会议厅

• the Lower/Upper Chamber  下╱上议院

• the chambers of the heart  心腔

• the chamber of a gun  枪膛

• The bills in both chambers would create health insurance exchanges on which small businesses and individuals could choose from an array of private plans and possibly a public option. 两院（参议院和众议院）的法案

• Under Senate rules, the chamber must vote on the bill by this Friday. 根据规定，参议院必须在本星期五以前投票表决此项议案。

BrE /əˌbriːviˈeɪʃn/   

NAmE /əˌbriːviˈeɪʃn/