| 释义 |
DEFINITIVE EXAMPLES 权威例句〔trade up/down〕Financial advisers warn against trading up to a larger home unless you are sure you can afford it.财务顾问们警告说除非确信付得起,不要换更大的房子。剑桥高阶〔trade up〕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。柯林斯高阶〔trade up〕They keep trading up, buying larger and larger houses.他们不停地升级,房子越买越大。韦氏高阶Many drivers are trading up to a four-wheel drive.许多司机准备卖掉旧汽车,再买四轮驱动汽车。牛津商务 |