柯林斯詞典utility /ju??t?l?t?/ (utilities) 1. N-COUNT A utility is an important service such as water, electricity, or gas that is provided for everyone, and that everyone pays for. 公用事業(yè) ...public utilities such as gas, electricity and phones. …煤氣、電和電話等公用事業(yè)。 返回 utility劍橋詞典 utility noun (SERVICE) [ 可數(shù)名詞：有複數(shù)形式的名詞 ] formal a service that is used by the public , such as an electricity or gas supply or a train service 公用事業(yè)；（電、煤氣、鉄路等）公共設(shè)施 utility bills 水電煤氣賬單 例句 the administration of public utilitiesThe utility of this substance has been proven in a series of tests . utility noun (USE) [ 不可數(shù)或單數(shù)名詞：沒(méi)有複數(shù)形式的名詞 ] formal the usefulness of something, especially in a practical way 有用性；（尤指）實(shí)用性 返回 utility