All colour fades— especially under the impact of direct sunlight.所有颜色都会褪色——尤其是在阳光直射下。As one plant fades, another comes into flower.一株植物凋谢了，另一株又会盛开。You'll need to be able to project two images onto the screen as the ...
“绿林少年”准备在此逗留5天.The Greenwood Boys will be staying for five days.刘武周自幼喜爱武术, 专好结交绿林英雄豪杰.Liu Wuzhou favorite arts at, the green wood to make good heroes.在森林里的一年, 罗宾遇见其他许多绿林大盗.During his year in the forest, Robin met many ot...
Biodegradability of the nitrocellulose with diphenylamine was investigated in this paper.研究了含二苯胺硝化棉的生物降解特性.The reaction of CIr ( NO ) Cl 5 - and diphenylamine has been investigated by spectrophotometric method.本文主要用分光光度法...