urban service的用法和樣例：
例句
- An affordable nursery education service is an essential basic amenity.
一個負擔得起的託兒所的教育公共事業是一個不可或缺的基本的福利設施。 - I entered this race because I have an old-fashioned conviction that public service is about helping people solve their problems and live their dreams.
我進入這次競選是因為我既傳統又堅定地認為，公共事業本是為幫助人民解決問題，實現夢想的。
