持水量water holding capacity
n. 滑水water-skiing
地下水，潜水ground water
米泔水炒stir-fry with rice water
土壤自由水soil free water
菰属;茭白属Zinania;Indian rice;water oats;reed
电解水制氢设备water-electrolytic hydrogen making equipment
自动双重纯水蒸馏器Automatical Double Pure Water Distillatory