de·val·ue /(ˌ)diˈvæl(ˌ)ju, jə(w)/
貶值
devalue
v 1: remove the value from; deprive of its value [syn: devaluate]
2: lower the value or quality of; "The tear devalues the
painting"
3: lose in value; "The dollar depreciated again" [syn: depreciate,
undervalue, devaluate] [ant: appreciate]