单词	lactam
释义	lactam /ˈlaktam / noun Chemistry An organic compound containing an amide group —NHCO— as part of a ring.Among studies with different lactams, the monotherapy lactam provided broader coverage than the combination lactam in 13 studies, the opposite occurring in two studies.... We included nine randomised controlled trials eight of which compared a lactam antibiotic with a lactam and aminoglycoside. It consists of a nitrogen mustard (alkylating molecule) bound to a modified steroid, a lactam, characterized by the group - CO-NH, via a phenylacetic bond and has been synthesized in pure form. Origin Late 19th century: blend of lactone and amide.
随便看	physiotherapy physiotypy physique physiqued physis physisorb physisorbed physisorption physitheism physoclist physoclistic physoclistous physogastric physogastry physonect Physophora Physophoridae Physostegia Physostigma physostigmine physostomatous physostome physostomous phytagglutinin phytal

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。