social media
US /ˌsoʊ.ʃəl ˈmiː.di.ə/
UK /ˌsoʊ.ʃəl ˈmiː.di.ə/

1.
社交媒体
websites and applications that enable users to create and share content or to participate in social networking.
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Many people get their news from social media platforms now.
现在许多人从社交媒体平台获取新闻。
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She spends hours every day on social media.
她每天花好几个小时在社交媒体上。