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	Post-it Post-it note postjacent postjudice postjudiced postjunctional postlady postlapsarian post-larva post-larval 'postle postlike postliminary postliminium postliminous postliminy post line postliteral postliterate postlude post-main sequence postman postman's knock post-marital postmark

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