您要查找的是不是：
- Biological nitrogen fixation and intensive grassland livestock husbandry 生物固氮在集约化草地畜牧业中的作用
- Analysis of nature grassland livestock carring capacity in Gannan Tibetan Autonomous region 甘南州天然草场载畜能力分析研究
- Agro-system establishment dominated by grassland livestock industry in foothills in Shanxi Province 山西省山地丘陵区草地畜牧业主导型农业系统的建立
- A social and economic system based on the raising and herding of livestock. 畜牧主义以喂养或放牧家畜为基础的社会和经济系统
- The climate on grassland is capricious. 草原的气候变化无常。
- The horses are eating grass on the grassland. 马在草地上吃草。
- 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 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 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。
- In South America, a treeless, grassland area. 南美大草原南美洲的一个无树的草原
- An enclosure for confining livestock. 畜栏用来圈住牲畜的围栏
- The drainage system has been aged. 排水系统已经老化了。
- 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。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- Study of sustainable development techniques of pastoral livestock system on Langmu mountain, Yunnan province 云南省朗目山草地畜牧业可持续发展技术研究
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- Most of the nomads live in grassland and have no fixed home. 游牧部落的大多人都生活在草原上并且居无定所。
- An expanse of land suitable for livestock to wander and graze on. 放牧地，牧场一片适宜于牲畜游荡和进食的广大土地
