Extraction method of landfill gas was introduced based on practice experience.并根据实践经验介绍了抽取填埋气体的方法.Environmentalists say there is a high risk of pollution from the landfill site.环境保护工作者说废渣埋填地很可能造成污染....the cost of disposi...
A rhinoceros lumbered towards them.一头犀牛笨重地向他们走来.countries trading illegally in rhinoceros horn非法进行犀牛角交易的国家Carruthers had been gored by a rhinoceros...卡拉瑟斯被犀牛顶伤了。Say what you like about him, he won’t care; he’s got a skin...