flat drop round-hole plate

例句：

1. 1. Theflat drop round-hole plate is usedto collect rainwater from the roof.
   平板式漏斗板用于收集屋顶的雨水。
2. 2.The flat drop round-hole plate isa crucial component of the rainwater harvesting system.
   平板式漏斗板是雨水收集系统的关键组成部分。
3. 3. The flatdrop round-hole plateis designed to prevent water fromflowing back into the house during heavyrainfall.
   平板式漏斗板设计成在大雨时防止水回流进屋内。