音标是: [səʊld aut]。

售罄的[贸易] 脱销（门票等）全部预售完的

The stores are sometimes sold out of certain groceries.

这些店铺的某些杂货有时会脱销。

Football games often sell out well in advance.

足球比赛的门票常常提前销售一空。

They do not want to sell out too cheaply .

他们不想过于廉价地出售这些土地。