oindexoilcup./oil-kuhp/US // ˈɔɪlˌkʌp //UK // (ˈɔɪlˌkʌp) //油杯,油盅,石油杯,油箱Definitionsn.noun · 名词1.›a closed cup or can supplying lubricant to a bearing or bearings.Level 5More words in o →