1. This bright, rambling house reached on the greensward . 这座明亮，宽敞的房子一直延伸到湖边碧绿的草坪。
2. Based on field survey, it is identified that the non-point sources of Wuli Lake are from urban roads, residential areas, agriculture, and fertilization of greensward. 现场调查显示，五里湖非点源污染物来源于城区道路、居民区、农业和绿化施肥等方面，在降雨时通过河道、湖周散流和大气沉降方式入湖。
3. Aiming at the measure of expressway slope protection with greensward in China at present, the reinforcement mechanism is analyzed; and the reinforcement effect is studied experimentally. 针对目前国内植草护坡这一高速公路边坡防护措施，分析了植草护坡的加固机制，对根系护坡的锚固效应进行了试验研究。
英英解释
n.
1. surface layer of ground containing a mat of grass and grass roots
