treenail

• 用于造船的木钉，用来连接木板或木构件；遇水膨胀，使连接紧密牢固。

A wooden peg used in shipbuilding to fasten timbers together; it swells when wet to create a tight, secure joint.

1. Wooden peg for shipbuildingC2formal

   A cylindrical wooden peg used to fasten timbers together in shipbuilding; it swells when wet, creating a tight joint.

   木钉

   • The shipwright drove a treenail through the oak planks.
   • Treenails were preferred over iron bolts in traditional wooden ship construction.
   • Water causes the treenail to expand, locking the timbers securely in place.

   同义词trenailtrunnel