单词	cephalothin
释义	cephalothin noun ceph·​a·​lo·​thin ˈse-fə-lə-thən  -ˌthin : a semisynthetic broad-spectrum antibiotic derived from cephalosporin and used in the form of its sodium salt C16H15N2NaO6S2 Word History Etymology cephalosporin + thi- + -in entry 1 First Known Use 1962, in the meaning defined above Medical Definition cephalothin noun ceph·​a·​lo·​thin ˈsef-ə-lə-(ˌ)thin  : a semisynthetic broad-spectrum antibiotic C16H15N2NaO6S2 that is an analog of a cephalosporin and is effective against penicillin-resistant staphylococci
随便看	exoticization exoticize exoticized exoticizes exoticizing exoticness exoticnesses exotics exotism exotisms exotoxin exotoxins exotropias exotropism exp expand expand on expand on/upon expand upon expandabilities expandability expandable expanded expanded metal expanded on

英语词典包含469781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。