Some people proposed polymerizing the glycerine prior to nitration.有人建议在硝化之前,把甘油聚合.Finally he bought a pint of pure glycerine and a glass rod a foot long.最后他又买了一品托纯甘油和一根一英尺长的玻璃棒.It is soluble in water and glycerine and s...
There is a lot of chrome on cars of that model.那种牌子的汽车上涂有许多铬黄.Now, new models use nice, shiny chrome, hex - head screws.现在, 新的模型使用漂亮的, 有光泽的镀铬六角形镙丝.The advanced DYNA - CHROME electroplating technology for automotive shock...
Nervous illness can stem from being treated inconsiderately in childhood.怯场是因为小时候受到了轻率的对待所致.Inconsiderately, he asked to be invited for dinner.他轻率地要求人家邀请他去赴宴....