alternative fuels是什么意思

alternative fuels是什么意思 求文章Do alternative energy sources displace fossil fuels? alternative是什么音乐类型? dairy-alternative 的中文翻译是什么? 英语翻译Biodiesel,produced from vegetable oils and animal fats,is rather an attractive alternative for its biodegradable,nontoxic and clean renewable characteristics as well as the similar properties to the conventional diesel fuels. 另类摇滚（Alternative Rock）的精确定义是什么? alternative是什么意思 alternative是什么意思 alternative sanctions alternative是什么意思 alternative music alternative ending alternative是什么意思 alternative content alternative是什么意思 语法老师we must harness it whenever possible as conventional fuels will not be around much longer.whenever possible as conventional fuels will not be around much longer在句中做什么成分呢,特别是whenever possible as,whenever 是什么 classical alternative是什么类型音乐?有哪些代表?它的正确翻译是什么? 英语翻译,需语法正确,别用翻译器..急需!will there actually be solar airplanes in the future?have you ever sat and wondered what future will be like?where will the future of solar power and alternative fuels take us?these are interesting