您要查找的是不是：
- grass arable system 牧草和饲料科学
- The hut was made of poles covered with grass mats. 茅屋用木杆搭成，上面以草席覆盖。
- She sat down on a tuft of grass. 她坐在一小块草地上。
- The grass was wet with dewdrops. 草被露水浸湿了。
- We must not forget about the grass roots. 我们绝不能忘记民众。
- He went to grass after being hit in the head. 头部被猛击一下后，他颓然倒下。
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- Do you prefer grass or hard courts? 你喜欢草地球场还是硬地球场？
- The cow began to ruminate after eating up grass. 牛吃完草后开始反刍。
- The faulty lawnmower chewed the grass up. 那部有毛病的割草机把草坪弄坏了。
- He lay outstretched on the grass. 他手脚摊开躺在草地上。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The wet grass sparkles in the sun. 太阳使湿草闪闪发光。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The egg nestled in the long grass. 蛋隐藏在高草中。
- The drainage system has been aged. 排水系统已经老化了。
- Did Harry tell you that? He's snake in the grass. 是哈利这么跟你说的吗？他是个不可信任的人。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
