单词：closed-loop recycling system
单词：closed-loop recycling system 相关文章
By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o
VOA2003（下）-发展与科学
Garbage disposal is a major problem in most cities around the world. Finding places for garbage is getting more and more difficult. Recycling is, therefore, becoming very popu- lar. In other words, mo
赖世雄初级美国英语
1051 、 规身 stock 1052 、 规柄 stem 1053 、 规格 specification 1054 、 许可应力 permissiblestress 1055 、 设计 design 1056 、 设计元素 designelement 1057 、 设计作业；专题
英文名句短语
今天我们要学的词是recycling。 Recycling, 意思是回收。随着近年来人们环保意识的加强， Recycling has come a long way, 废物回收也取得了显著进展。 为了庆祝星期四的世界地球日四十周年， There wil
英语每日一词
Plastic Recycling From VOA Learning English, this is EXPLORATIONS in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we follow plastic bottles and other plastic objects as they go to one of the largest recycling centers in the
2013年VOA慢速英语(五)月
Environmental experts warn that our planet is drowning in plastic. The worlds cities produce 2 billion tons of trash every year. By the year 2050, that number is expected to rise to 3 billion tons. The World Bank estimates that the largest amount of
2019年VOA慢速英语(一)月