She heard her classmates rooting for her.她听到她的同班同学在向她喊加油。"It's in here somewhere," he said, rooting about in his desk.“它就在这里的什么地方，”他一边说，一边在桌子里乱翻。There is nothing to be afraid of. We are all rooting for you.没有什么可怕的。我...
"It's in here somewhere," he said, rooting about in his desk.“它就在这里的什么地方，”他一边说，一边在桌子里乱翻。The rooting medium should be moist, well aerated, and sterile.生根的基质应当是湿润, 透气良好和消过毒的.Charcoal prevents browning of tissues and s...
本文应用三乙胺催化聚合丙炔醇.The polymerization of propargyl alcohol catalyzed by triethylamine was carried out for the first time.本文首次应用三苯膦引发丙炔醇光聚合,制得黄色粉末状、具有共轭双键结构的聚丙炔醇.The photopolymerization of propargyl alcohol inpresence of trip...
金星, 地球和其他行星也使水星的运动受到摄动.Venus, Earth, and other planets also perturb Mercury's motion.水星的表面有许多陨石坑,这些坑是由巨大的太空岩石撞击而成的.Mercury is covered in craters - hollows made by huge space rocks crashing into it.有时,出乎意料地,水星逆行也会有积极...