1. 名詞
   針孔, 小孔
   /此名詞複數為"pinholes"/
   

   同義字詞
   perforation,pinprick,prick,punch,puncture,stab
   

例句

1. One such flaw is the pinhole .
2. Make a pinhole at the other end.
3. This is nothing but a pinhole camera.
4. Press on the pinhole for 3 -4 seconds.
5. This is known as the " pinhole effect".
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