couch potato
noun [ C ] informal disapproving uk/ˈkaʊtʃ pəˌteɪ.təʊ/ us/ˈkaʊtʃ pəˌteɪ.t̬oʊ/
“沙发土豆”,爱窝在沙发里看电视的人,老看电视机的人
a person who watches a lot of television and does not have an active life
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