Medicine intermediate N - ethylethylenediamine ( NEED ) was synthesized from acrylamide and ethylamine by addition reaction and Hofmann rearrangement. 以丙烯酰胺为起始原料,经乙胺加成后,再经Hofmann重排两步反应后合成了药物中间体N - 乙基乙二胺 ( NEED ).
"Oh, sorry. I forgot." — "Everyone forgets," the girl sighed.“哦，对不起，我忘了。”——“每个人都有忘事的时候，”那女孩叹着气说道。He makes a god of his work, and forgets his family.他把工作看得极为神圣, 以致忘了自己的家庭.You must remind him to take his medicine, in case ...
Ampacity is the safe current - carrying capacity of an electrical conductor in amperes as defined by code.载流容量,是以安培数来定义导线安全载流能力.Please note that ampacity may be reduced by ampacity of terminals or connectors.注)请注意电流值有时会受...
The war has aggravated an acute economic crisis.战争加剧了原本已很严重的经济危机。He was jailed for aggravated assault.他因犯严重伤害罪而被判入狱。If he aggravated me any more I shall hit him.假如他再激怒我,我就要揍他....
他是三本国际贸易法著作的合著者.He has co - authored three books on international trade law.他们也将我介绍给特拉?托马斯, 他是黎明的带来者朋友 、 合著者和编辑.They also introduced me to Tera Thomas, friend, coauthor, and editor of Bringers of the Dawn.卡米拉?本博是 范德堡 大学的...
He displayed an originality amounting almost to genius.他显示出近乎天才的创造性。Freud's originality stemmed from his aggression and ambition in his agon with biology ( Harold Bloom )弗洛伊德的独创性来源于他对生物学挑战的信心和抱负 ( 哈罗德布卢姆 )Nor was Lo...
糖及其副产品是这个岛国经济的基础.Sugar and its byproduct are the basis of the island's economy.那位部长被邀请去主持这个小岛国的独立仪式.The minister was asked to preside at the independence ceremonies of the small island state.这个岛国显然要坚持到底.It was plain...
What with one thing and another, it was fairly late in the day when we returned to Shrewsbury.由于这事那事，那天我们返回什鲁斯伯里时已经很晚了。She found him at a laboratory in Shrewsbury , Massachusetts . He and brilliant reproductive physiolog...
Place the chicken dices in the marinade for 10 minutes.鸡肉加入腌料,静置10分钟左右.Drain off any excess marinade and use it as a base for a pouring sauce.先滗出多余的卤汁，把它当作浇汁的主料。Add marinade into the dace paste and stir in one direction ...