sold
verb uk/səʊld/ us/soʊld/
（sell的过去式及过去分词）
past simple and past participle of sell
sold on something 对…非常热心
very enthusiastic about something
I can't say I'm sold on the idea. 我没法说对这一主意很热心。
sold out （电影、音乐会等门票）售罄
When a film , concert, etc. is sold out, all of the tickets for it have been sold.