The greenhouse effect is well and truly with us.我们完全处于温室效应中。The specific impact of the greenhouse effect is unknowable.温室效应的具体影响无法知道。Carbon dioxide is the largest contributor to the greenhouse effect.二氧化碳太多是道致温室效应的最主要原因....
A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.以氨磺酸为催化剂催化合成了异丁酸丁酯,确定了酯化优化条件.The method about synthesis of approximate straight line motion mechanism based on moving centrode ...
Moreover , the restrictions have been subject to changing formulations.更有甚者, 限制一直处于不断变化之中.There are a number of alternative formulations of the reciprocity theorem.还有许多别的互易定理的公式.There are variant formulations of some of ...
低廉的价格仍然吸引了大批热切的买家。The low prices still pull in crowds of eager buyers.精神上、地理上的壁垒都在热切的探索者面前退缩.Mental as well as geographical horizons were receding before eager explorers.她的热切的脸,如夜雨似的,搅扰着我的梦魂.Her wishful face haunts my dr...