swivel pin

常见例句

• Let's pin the notice on the bulletin board.
  咱们把这个通知钉在布告牌上吧。
• I prick the map with a pin to show our route.
  我用大头针在地图上扎孔标出我们的路线。
• I bought a tie pin for my husband yesterday.
  昨天我给丈夫买了一支领带别针。
• She's a difficult person to pin down.
  她这人行事、说话没个准儿。
• A pin in the print head of a computer printer.
  撞针计算机打印机的印刷头上的撞针
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