单词 | echo chamber |
释义 | Word Frequency echo chambernoun 1. a room with walls that reflect sound. It is used to make acoustic measurements and as a source of reverberant sound to be mixed with direct sound for recording or broadcasting Also called: reverberation chamber2. informal an environment, esp on a social media site, in which any statement of opinion is likely to be greeted with approval because it will only be read or heard by people who hold similar views |
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