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- To protect trees, we deem it necessary for the government to en act strict laws to prevent illegal felling of these precious natural re sources. 为了保护树木，我们认为政府必须制订严法以防止这些宝贵的自然资源遭到盗伐。
- However, with the high development of scientific tech nol o gies in modern age, the natural ecol o gy on the earth has been eroded and water re sourc es steadi ly worsened. 但是随著时代的进步、科技的高度发展，地球上的自然生态环境日渐遭受侵蚀破坏，水资源也渐渐失去昔日风貌。
- Should we require electricity suppliers to generate a certain percentage of power from RE sources? 我们应否要求电力公司提供某一百分比的电力来自可再生能源？
- This may not only convert waste water to useful re sources, but also improve the inelegant landscape resulted from open evaporation tanks. 这不仅可变废为宝，也改变了道路蒸发池的不雅景观。
- The author discusses the im portance and meaning of it.The principles is analysed and the model and contents about excellent allocation of network information re sources is also proposed. 探讨了网络信息资源优化配置的重要性及其意义，分析了网络信息资源优化配置应遵循的原则，提出了网络信息资源优化配置的模式与内容。
- For the purpose of the development and utilization of the argilla re sources in Huaibei, the activation of coal-argilla taken from Zhuzhuang coal mi ne was studied as representative sample. 为开发利用淮北矿区高岭土资源,以该区朱庄煤矿煤系高岭土为代表样品进行高岭土的活化研究。
- Finally, this paper set up a common and extensible management platform of Unite manufacturing re source. 在此基础上，采用面向服务的信息技术，构建了一种通用的、可扩展的统一制造资源管理平台。
- The old car was travelling at quite a clip. 那辆旧汽车开得相当快。
- Just the thought of travelling by air puts me in a blue funk. 只要一想起坐飞机旅行就使我极为恐惧。
- She met with many difficulties when travelling. 她在旅行时遇到了许多伤脑筋的事。
- I've been travelling a lot this past year. 这一年中我一直在旅行。
- The old couple enjoyed travelling on foot. 这对老人喜欢徒步旅行。
- The story about space travelling is interesting. 那个关于宇宙旅行的故事很有趣。
- The cost of travel to the far east is prohibitive. 到远东旅游的费用高的令人不敢问津。
- Passenger ships are a costly way to travel. 坐游轮是昂贵的旅行方法。
- Mary would rather travel by train than by plane. 玛丽宁可乘火车而不愿乘飞机旅行。
- I want to speak to you re your behaviour. [口]关于你的行为，我想跟你谈一谈。
- Civic Education Re source Centre 公民教育资源中心
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- I shall travel to New York by air this weekend. 这个周末我将要乘飞机去纽约旅行。
