water fee水费watern.水；海域；雨水；海水v.给 ... 浇水；给 ... 供水；加水稀释；充满眼泪；给...水喝water allocation efficiency配水效率water conveyance structures输水建筑物water quality investigation水质调查water and soil conservation水土保持water- conserving measure节水措施water conservation function水源涵养water-saving potentiality水资源问题water - soluble detergent水基清洗剂water-sealing rock column止水岩柱water shortage of resources资源型缺水

1. Water spinach can supply vitamins.
   多吃空心菜可以补充维生素。