Sell off

减价出售；低价处理

The shopkeeper is going to sell off all the goods in the shop.

店主打算把商店里的所有货物都抛售出去。

出售（全部或部分企业）

The company has sold off its restaurant business.

这家**已经出售了其餐饮业务。

Sell on

转卖

He bought a used car and then sold it on.

他买了一辆二手车, 然后把它转卖出去了。

Sell out

卖光

The vendor sold out of the watermelons within an hour.

小贩不到一个小时就把西瓜卖光了。

销售一空，脱销

Because this famous star was on the cover of these magazines, they were soon sold out.

因为这位著名的明星上了这些**的封面，这些**很快就销售一空。

（演出或电影的票）售罄

All the tickets for his concert have been sold out.

他演唱会的票都售罄了。

**，背叛

He sold out his boss out of revenge.

他为了报复**了他的老板。

Sell up

出售(全部财物)；出售房屋(或**)； 变卖财产

They sold up and moved to the neighbouring country.

他们变卖家产，搬到了邻国。