box gutter flume

例句：

1. 1. The engineerdesigned a box gutter to direct the water from the roof.
   工程师设计了一个盒子型排水沟来引导屋顶的水。
2. 2.The construction crew installed a gutter channel to prevent water from seeping into the basement.
   施工队安装了一条排水沟以防止水渗入地下室。
3. 3.The farmers used a flume channel to divert the runoff water from the fields.
   农民们使用了一条渠道来将农田的径流水引走。