单词	pre-op
释义	pre-op adjective ˈprē-ˈäp  : preoperative Word History First Known Use 1934, in the meaning defined above Medical Definition pre-op adjective variants also preop ˈprē-ˈäp  : preoperative a pre-op blood workup
随便看	orthorrhaphous orthos orthoscopes orthoscopic orthoselection orthoselective orthoses orthosilicate orthosilicates orthosilicic acid orthosis orthosite orthosomatic orthostatic orthostereoscope orthostereoscopic orthostereoscopy orthostichies orthostichous orthostichy orthostyle orthosymmetric orthosymmetrical orthotelluric acid orthotic

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