waternut荸荠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 solubleadj.水溶性的(溶于水的)water economy水利water-radon水氡water account水量账户系统water-clockn.水钟；滴漏water history水利史water jetting水冲法water balanee水分平衡water reserve贮水量water qualitg水质