Organic silicate is prepared by Quaternizing, Hydrosilylation addition and Balanced or Polycondensation reaction.有机硅季铵盐是通过季铵化, 硅氢化加成和平衡或缩聚等反应制得.A silicone - polyether copolymer was synthesized by the hydrosilylation of s...
I was too hot and tired to eat more than a few mouthfuls.我又热又累，只吃了几口就吃不下了。We bolted a few mouthfuls of food and hurried on.我们匆匆地吞下几口食物,就赶着继续前进.He finished it in a few mouthfuls, his tongue numb, his heart buoyant.几口把它吃完,...
The president placed the republic on a war footing.总统把共和国推到了战争的边缘。...a group of actors hot-footing it for the bar.一群急匆匆赶往酒吧的演员She saw quite well that she was not treated on a footing of equality.她看得很清楚,她并没有受到平等对待。You...