overflow gate造句

例句与造句

1. The structure has eight overflow gates which channel water into four spillways.
2. Most important, the county has agreed to put in place a 12-year program to improve its sewerage system, with specific interim deadlines every few years for closing the overflow gates that now send human waste directly into the water.
3. It's difficult to find overflow gate in a sentence. 用overflow gate造句挺难的