a retail sensation
sensation / senˈseɪʃn/ noun.
1. a feeling that you get when sth affects your body 感觉；知觉
◆ a tingling/burning, etc. sensation 刺痛、烧灼等的感觉
◆ I had a sensation of falling, as if in a dream. 我有一种坠落的感觉，像在梦中似的。
2. very great surprise, excitement, or interest among a lot of people; the person or the thing that causes this surprise 轰动；哗然；引起轰动的人（或事物）
◆ News of his arrest caused a sensation. 他被捕的消息引起了轰动。
- The band became a sensation overnight. 一夜之间，这支乐队名声大振。
Singles' Day quickly became a retail sensation.
光棍节很快发展为一场零售业盛事。
