Objective : To investigate the effect of morphine on purine nucleotide catabolism and the mechanism.目的: 研究吗啡依赖及戒断对嘌呤核苷酸分解代谢的影响与作用机制.Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial ...
雪花如刀割般刮在他的脸上，他绷紧了双肩。He braced his shoulders as the snow slashed across his face.简把肌肉绷紧，不让它们颤抖。Jane tensed her muscles to stop them from shaking.她看见他的下巴绷紧，脸色煞白。She saw his jaw tighten and his face lose its colour....
To all appearances this was done out of respect for the tutors.看上来全是尊师.Liam surprised his tutors by twice failing a second year exam.利亚姆两次都没能通过大二的一门考试，这让他的导师们很吃惊。The children's tutors were replaced by new teachers a...
DuPont has offered the technology to fluoropolymer manufacturers globally in a royalty - free exchange.并且,杜邦已将这一技术免费提供给全球范围内的氟聚合物制造商.The preparation methods and materials such as ( fluoro - monomer ) and fluorosurfactant...
房间仍然很简朴，四面都是饰有圆点的绿色空墙。The room remains simple with bare, stippled green walls.他穿着简朴，过着平静的家庭生活。He dressed simply and led a quiet family life.费莉西蒂的卧室很简朴，但非常实用。Felicity's bedroom was spartan but functional....