suction pit

• 吸水坑

suction pit的用法和样例：

例句

1. The research results will have an important value for to study further varying-head infiltration and soil moisture characteristic of water storage pit irrigation.
   这一研究成果为进一步研究蓄水坑灌条件下的变水头入渗及土壤水分运动特性奠定基础。