flood control works的用法和樣例：
例句
- The construction and maintenance of flood control works in cities shall be financed by the people's governments of cities.
城市防洪工程設施的建設和維護所需投資，由城市人民政府承擔。 - A flood control protected area means an area protected by flood control works according to flood control standards.
防洪保護區是指在防洪標準內受防洪工程設施保護的地區。
