grate-type gutter

例句：

1. 1.The builders installed a grate-type gutter to direct rainwater away fromthe house.
   建筑工人安装了格栅式排水沟，将雨水引导到房子外面。
2. 2. Theold man used to have a grate-type gutter on his roof to collectleaves and debris.
   这位老人过去在他的屋顶上安装了一个格栅式排水沟，用来收集树叶和杂物。
3. 3. The newroad construction required the installationof a grate-typegutter to prevent water runoff.
   新的道路建设需要安装一个格栅式排水沟，以防止水流。