The effect of catalyst, epichlorohydrin and base on product was studied.研究了催化剂用量 、 反应原料配比及碱用量对产物收率的影响.The effect of catalyst, epichlorohydrin and base on product yield was studied.研究了催化剂用量 、 反应原料配比及?A用量对产物收率的影响.Trimethyl...
Still the outlaw band throve in Sherwood, and hunted the deer in its glades.当他在沉思中变老了,世界还是照样走它的路,亡命之徒仍然在修武德日渐壮大, 在空地里猎鹿.Deer hunting was banned in Scotland in 1959.猎鹿于1959年在苏格兰被禁止。Large numbers of deer now roam the fores...
Love was a word he'd erased from his vocabulary since Susan's going.自从苏珊离开后，他再也不提“爱情”这个词了。His speech is immature, his vocabulary limited.他说话很幼稚，使用的词汇有限。His vocabulary was sound and his grammar excellent.他的词汇丰富，...
He looked weary and bedraggled.他看上去又疲惫，又邋遢。She was all cold and bedraggled after falling into the river.她跌落河中后把全身弄得又湿又脏又冷。The geraniums in the flower bed looked bedraggled from the heavy rain.花坛里的天竺葵被大雨浇得七零八落。...
I don't want him to feel forsaken and unhappy.我不想让他感到被抛弃而不快乐。He has been unhappy with his son's political leanings.他一向不满意儿子的政治倾向。I felt our engagement was quite an unhappy time.我觉得我们订婚期间非常不愉快。...