1、The hilt is made of entire iron. Is the barycenter on the case?
柄用全鐵的，這把劍的重心是不是在格上了??？

2、The hilt is made of entire iron.Is the barycenter on the case?
柄用全鐵的，這把劍的重心是不是在格上了??？

3、Smooth - Smooths out a mesh by moving each vertex towards the barycenter of the linked vertices.
光滑-通過向連接頂點的重心移動每個頂點來光滑一個網格物體。