单词	Hands health
释义	Hands health 手卫生
随便看	permanent catheter permanent cathode permanent cathode electrolysis permanent cave permanent cavity permanent cell permanent cell line permanent cells permanent cell stimulating activity permanent cell stimulating factor permanent cell strain permanent center Permanent Central Narcotics Board permanent certificate permanent chairman permanent change permanent change of station Permanent Change Service permanent character permanent charge permanent chemical modification technique Permanent chemical modifier permanent chute permanent circuit permanent circuit service