●ˌsell ˈout🔑●be ˌsold ˈout🔑1.if tickets for a concert, a game, etc. sell out or are sold out, they are all sold and there are none left（门票等）售光，卖完◆The tickets for the game will sell out quickly. 这场比赛的门票很快就会卖光。◆Tonight’s performance is completely sold out. 今晚演出的门票全部售罄。◆The first 5 000 copies of the book have sold out. 这本书首次印刷的 5 000 册已经售完。2. ( ˌsell ˈout of sth, be ˌsold ˈout of sth) if sb sells out of sth or is sold out of sth, they have sold all of it and have nothing left （人）售空，卖光（物品） ◆I’m sorry, we’ve sold out of milk. 抱歉，我们的牛奶卖完了。◆We are already sold out for tonight’s concert. 我们已经把今晚的音乐会门票卖光了。[v + adv][be + v + adv]2also[v + adv + prep][be + v + adv + prep]▸ˈsell-out
noun
[usually singular] a play, concert, etc. for which all the tickets have been sold 门票销售一空的演出；客满的演出 ◆The gig is a sell-out. 这场演奏会的门票销售一空。◆a sell-out tour / crowd 场场爆满的巡演／座无虚席