英语词汇“essential optional service”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	essential optional service
释义	essential optional service 基本选项服务
随便看	avalanche alarm device avalanche blast avalanche breakdown avalanche breakdown counter avalanche breakdown diode avalanche breakdown effect avalanche breakdown semiconductor laser avalanche breakdown voltage avalanche breccia avalanche build-up avalanche buildup time avalanche characteristic avalanche chute avalanche conduction avalanche cone avalanche control works avalanche currents avalanched avalanche dam avalanche debris cone avalanche defence avalanche deflecting work avalanche detector avalanche-development constant avalanche devices 壮而好学，如日中之光；少而好学，如日出之阳壮而怠则失时，老而懈则无名壮而怠则失时，老而解则无名壮观东南二百州，景于多处最多愁。江流千古英雄泪，山掩诸公富贵羞。壮面子声一无听，物一无文声一无听，物一无文，味一无果，物一不讲声东击西，就虚避实声为律、身为度、左准绳、右规矩。声乐之入人也深，其化人也速。売値売僧売出し売出シ売卜売却売名売品売国売国奴