vt.升高一级,升档,迎合(高层次消费者)
adj.高档的,高收入的,销售对象为高收入者的
Argentina's erratic inflation rate threatens to upset the plans.
阿根廷动荡不定的通货膨胀率可能会破坏那些计划。
It's easy to get a tummy upset from river water.
喝河水很容易闹肚子。
I hope I haven't said anything to upset you.
但愿我没有说过让你不高兴的话。