Việt
sự đục lỗ tròn
Anh
round hole perforating
perforation
loop-hole
perforate
Đức
Rundlochperforation
round hole perforating, perforation
round hole perforating, loop-hole, perforate, perforation
Rundlochperforation /f/IN/
[EN] round hole perforating
[VI] sự đục lỗ tròn