pin-hole

英 ['pɪnh'əʊl] 美 ['pɪnh'əʊl]

• 毛孔

英英释义

名词 pinhole:

1. a small puncture that might have been made by a pin

词汇搭配

• piston pin hole 活塞销孔
• slag pin hole 砂眼,渣孔,渣口...
• pin hole 针孔,塞孔
• piston pin hole reamer 活塞销孔铰刀...
• hole forming pin 穿空针