pin holes

英 美
  • 针孔
  • holes n.洞;孔名词hole的复数形式.
  • pin n.别针(大头针);徽章;脚v.钉住;别住;固定住abbr.个人识别码(=PersonalIdentificationNumber),邮编(=PostalIndexNumber)
名词 pinhole:
  1. a small puncture that might have been made by a pin