Sodium ethylate was used as catalyst in Baker - Venkataraman of cyclization, and all factors were studied.环合反应采用乙醇钠作为Baker-Venkataraman重排反应的催化剂, 研究了影响反应的各个因素....
It is an important moment, crowning the efforts of the Cup organisers...这是个重要时刻，它使得优胜杯赛组织者的努力圆满告捷。Her crowning glory is her hair.最使她容貌生辉的是她的头发.Being knighted by the Queen was the crowning glory of his long and successful...
This story was going the rounds 20 years ago.20年前，这个故事广为流传。Milk rounds are threatened as customers switch to buying from supermarkets.随着顾客转而从超市购买牛奶，送牛奶的生意受到了威胁。In the earlier rounds, Ferguson and Dickinson were the stand...
They solaced their wretchedness, however, by duets after supper ( Jane Austen )然而, 在晚餐后的双人舞表演时他们忘掉了他们的悲伤 ( 简奥斯汀 )However, this is not necessarily limited to simply duets.然而, 这并不需要什么夫妇二重奏.At teatime, Victoria sang duets w...
I've grown so lonesome, thinking of you.想起你，我觉得非常寂寞。He was finding the river lonesome.他发现这条河很偏僻。feel lonesome寂寞I felt so lonesome after he left.他离开后我感到非常孤单。...