trade up

英 [ˈtreɪd ʌp]

美 [ˈtreɪd ʌp]

变卖（旧物）换进同类中更贵的东西

柯林斯词典

• PHRASAL VERB 变卖(旧物)换进同类中更贵的东西
  If someonetrades up, they sell something such as their car or their house and buy a more expensive one.
  1. Mini-car owners are trading up to 'real' cars...
     迷你车车主们正变卖旧车换进“真正的”汽车。
  2. Homeowners will feel more comfortable and they may feel ready to trade up.
     私房主会感到更安心，可能愿意变卖旧房购买更贵的房子。

双语例句