public utility

Từ điển Oxford Learners Wordfinder Dictionary

noun

a company that performs a public service;
subject to government regulation (Freq. 1)
• Syn:
utility, public utility company, public-service corporation
• Hypernyms:
service
• Hyponyms:
telephone company, telephone service, phone company, phone service, telco,
power company, power service, electric company, light company, water company, waterworks,
gas company, gas service, bus company, bus service