音標(biāo)發(fā)音英式音標(biāo) [??sen.??l ?s??.v?.s?z]美式音標(biāo) [??sen.??l ?s??.v?.s?z]英式發(fā)音 美式發(fā)音 基本解釋基本生活設(shè)施。同根派生 essential services相關(guān)詞英英字典劍橋英英字典 basic public needs, such as water, gas, and electricity, that are often supplied to people's housesessential services劍橋字典essential services柯林斯字典