drainage hole

英 美
  • 放泄孔
  • drainage n.排水；排水系统；污水；【医】引流（法），导液（法）
  • hole n.洞；孔；穴；漏洞；困境v.挖洞；掘坑；进洞

相关词汇

drainagetube drainage drainage opening botanical garden drainage and irrigation equipment drainage for pulmonary depression drainage via incising lateral neck Drainage of lacrimal gland abscess drainage and reduction of pressure Drainage of abdominal wall abscess Drainage of pancreas by anastomosis drainage system planning and design drainage during construction period
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