Try to buy wood that you know has come from a sustainable source.尽量购买来自可持续发展林的木材。The creation of an efficient and sustainable transport system is critical to the long-term future of London.建立一套高效稳定的交通体系对伦敦的长远发展意义重大。Rockw...
The creation of an efficient and sustainable transport system is critical to the long-term future of London.建立一套高效稳定的交通体系对伦敦的长远发展意义重大。They met at the United Nations World Summit on Sustainable Development in Johannesburg...
He was lifting up handfuls of leaves and throwing them at her. She was laughing and egging him on.他抓起一把把叶子扔向她，她大笑着鼓动他。I didn't want to do it but Peter kept egging me'on.我本不想做那件事,但彼得一直怂恿我.The older children were...
照像材料含有亲水胶体的感蓝卤化银卤剂层.The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.典型的例子是碳氢化合物的卤化.A typical example is the halogenation of a hydrocarbon.许多微生物使滴滴涕脱卤化氢变为滴滴依.Many micr...
这个故事兼有悲剧与闹剧的元素。The story has elements of tragedy and farce.某些机床兼有两种或两种以上的这类基本运动.Certain machines use two or more of these basic motions in combination.分子兼有亲水的和疏水的两个基团,叫做两性的或两亲的.Molecules with both hydrophilic and hydroph...