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nínshìfǒuzàixúnqiú：埋头埋头铆钉gèngduōjiéguǒ...
yīngwénjièshì:
  1.   sunk rivet
  2.   countersunk and chipped rivet
  3.   countersunk head rivet
  4.   countersunk rivet
  5.   sunk rive
  6.   bullhead rivet
  7.   counterrivet
  8.   countersink rivet
  9.   countersunk revet