化合物庚烷的主要用途是作为双基推进剂的增塑剂.The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.正庚烷异构化的难点在于高选择性地生成多侧链异庚烷和抑制异庚烷的裂化反应.However, it is difficult to produce multi branched i heptane and re...
在雨中等公交的人被弄湿了.The people waiting for the bus in the rain are getting wet.如果您的装置被弄湿, 请让装置完全乾燥后,方可使用.If your device does get wet, allow to dry completely....
鲁宾逊咖啡屋里的人正在变少，但也只是渐少而已。The crowd in Robinson's Coffee-House was thinning, but only by degrees.青少年自杀很少是由于突然发生不幸而作出的冲动反应。Adolescent suicide is rarely an impulsive reaction to immediate distress.我尽量少得罪人。I try to offend...
他的胸脯上下起伏，然后他深深地吸了口气。His chest heaved, and he took a deep breath.查尔斯不光是有俏屁股和毛茸茸的胸脯。But there is more to Charles than his pert bottom and hairy chest.那鸟儿把胸脯鼓起来吸引雌鸟.The bird swelled out its chest to attract the attention of...
教师们如何才能改进教学以激发创造性呢？How can faculty improve their teaching so as to encourage creativity?我们1980年引进的系统有了很大改进。The system we introduced in 1980 has been a great improvement.那款相机自从推出以来仅经过两次小的改进。The camera has undergone only t...