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	if worst comes to the worst if worst comes to worst -ify -ify Ig IG IgA Igbo IgD IgE IGF igg IgG igloo IgM Ignatius Ignatius of Ignatius of Loyola Ignazio Ignaz Philipp igneous ignimbrite ignis fatuus ignitable ignite

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