The representatives of the 192 nations assembled in the assembly hall were no better, he told them, than orators at Hyde Park's Speakers' Corner.

他告诉联大会堂里来自192个国家的代表，他们比海德公园“演说者之角”里胡说八道的人也强不了多少。

youdao

Speakers may be put in the four corners of the hall.

音响可以放在礼堂的4个角落里。

youdao

Another technique IRCAM is developing uses scores of small speakers lined up around the concert hall to create something called wave field synthesis, or WFS. It was designed to address a problem that's been brought to IRCAM over and over again: dead spots in concert halls.

NPR: IRCAM: The Quiet House Of Sound

Inside the Methodist Central Hall, the speakers were greeted with regular applause during each of the numerous attacks on the government and its proposals.

BBC: Protestors want the government to change its policies

Built 93 years ago by a group of suffragists, the venue was designed as a speakers' hall in an era before microphones were standard.

WSJ: Brighter Lights for Town Hall