5.1

英語（米国） (en-US) 英語（イギリス） (en-GB)

名詞

限定用法 不可算名詞

(attributive) A six-channel surround sound audio system, having five full-bandwidth channels and one low-frequency effects channel.

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I upgraded my living room with a 5.1 system to enjoy movies with immersive surround and deep bass.

詳細

意味（1）

(attributive) A six-channel surround sound audio system, having five full-bandwidth channels and one low-frequency effects channel.

Unless you have the space to set up a mini IMAX in your living room, your best bet is to get a decent 2.1 or 5.1 speaker set.

詳細