plane bolter

例句：

1. 1.The plane was repaired with the new bolts.
   这架飞机是用新的螺栓修复的。
2. 2.The mechanic checked all the bolts on the plane before takeoff.
   机械师在起飞前检查了飞机上所有的螺栓。
3. 3.The pilot had to replace several bolts that were damaged during the flight.
   飞行员不得不更换了几个在飞行中损坏的螺栓。