单词	preoperative
释义	pre·op·er·a·tive (prē-ŏpər-ə-tĭv, -ŏprə-, -ŏpə-rā′-) adj. Occurring before surgery: preoperative preparations. pre·oper·a·tive·ly adv.
随便看	rivalry rivastigmine rive river Rivera Rivera y Orbaneja riverbank river basin riverbed river birch river blindness riverboat river dolphin riverfront riverhead river horse riverine Rivers riverside Riverside riverwalk riverward riverwards riverweed rivet

英语词典包含135693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。