通过选择性氧化,将水溶性优良的羟丙基β环糊精转化为丙酮基羟丙基β环糊精. Water soluble hydroxypropyl � � cyclodextrin was converted to acetonyl hydroxypropyl � � cyclodextrin via selective oxidation.
他用尽所有可能的方法重复做这个实验。He re-ran the experiment every which way he could.他用尽全力拉减轻了重量的雪橇。He pulled the lightened sled with all his strength.他两只手平放在门上用尽全力推。He put both hands flat on the door and pushed as hard as he could....
He was criticized for his infraction of the discipline.他因违反纪律而受到了批评。When infraction or perisplenitis occurs, however, pain in the region of the spleen may be intense.然而, 若发生梗塞或脾周围炎, 则脾区疼痛可加剧.Therefore, in our case, escap...
Holistic medicine, organic farming or performance art are the sorts of fields these iconoclasts enjoy.整体医疗 、 有机农业和艺术表演就是爱打破常规的水瓶座人喜欢的行业.Citibank seems to enjoy its reputation as a hard - nosed outfit.纽约花旗银行以精明而讲究实际的金融机构而...
They were convicted on forensic evidence alone...仅凭法医的证据他们便被定了罪。A forensic team was hunting for clues...法医小组正在寻找线索。Forensic examination revealed a large quantity of poison in the dead man’s stomach.法医检验发现死者的胃里有大量的毒药。Fore...
A big, heavy overcoat hampers you when you try to run.你想跑时,大而重的外套会妨碍你.Prejudice sometimes hampers a person from doing the right thing.有时候,偏见会妨碍人正确行事.This behavior is the opposite of modeless feedback, and it hampers flow...
他成功的关键在于他擅长逻辑思维。The key to his success is his logical mind.他天生擅长交际：他的祖先曾是封建领主。Diplomacy was in his blood: his ancestors had been feudal lords.他们真正擅长的是纯粹的摇滚乐。What they were really good at was full-on rock'n'roll...
若干研究已经发现了两个重要常量。Two significant constants have been found in a number of research studies.其值不变的量称为常量.A quantity whose value remains unchanged is called a constant.在无外力时,质心的速度是常量.The velocity of the center of mass is cons...