This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reactant.该方法使用带有二烷基咪唑盐 、 烷基吡啶盐或者己内酰胺和脂肪酸作为反应物.Thus the term dialkyl carbonate includes, for example, methyl ethyl carbona...
Diaryl nitroxides are even more stable than the dialkyl nitroxides.二芳基氮氧化物自由基比二烷基氮氧化物自由基还要稳定.The immediate products of this reaction are alkali - metal derivatives of dialkyl phenylmalonates.此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物.Th...
A smart reproof is better than smooth deceit.严厉的责难胜过温和的欺骗。...a reproof that she responded to right away.她立即作出回应的批评言论They spoke in tones of gentle reproof.他们的语气中稍带责备。She raised her eyebrows in reproof.她竖起眉毛，满含责备。His words...
他们把冰砸开,把水运到工地.They broke the ice and carried water to the site.一队世界上最优秀的滑水运动员将一展身手。A group of the world's best waterskiers will be going through their paces.货物还在水运途中.The shipment is still on the water....
South American palm yielding a wax similar to carnauba wax.生产一种类似巴西棕榈蜡的南美棕榈.Carnauba is the hardest natural occurring wax available.巴西棕榈是一种天然的最硬物质.Carnauba wax: Very hard wax obtained from fronds of the carnauba tree, Co...
The church is a short walk from Piazza Dante.教堂离但丁广场只有几步之遥。Most Italians venerate the name of Dante.大多数意大利人崇拜但丁的名字.Dante died in exile from Florence.但丁死于离开佛罗伦萨的流放中....
The economic crisis was interpreted in diametrically opposing ways.对于这场经济危机有着截然不同的解释。He quickly interpreted to us what the Russian was saying.他很快把那个俄国人所说的话翻译给我们听.The figure of the Ancient Mariner has been variously inter...