楔形

1. 扁柱，夹条，凹字形楔一种平的或有凹的经常是一块楔形的木头或金属，用来在一定地方夹住机器或结构的各部分或提供轴承的表面，通常是由螺丝或钥匙来调整
   A plain or notched, often wedge-shaped piece of wood or metal designed to hold parts of a machine or structure in place or provide a bearing surface, usually adjusted by a screw or key.
2. 版楔用来将铅字锁固在活版架中的楔形块
   A wedge-shaped block used to lock type in a chase.
3. 楔形普通图记一种头朝下的楔形图章
   A wedge-shaped charge pointing downward.
4. 拱楔块用于形成拱或穹窿的曲线部分的楔形石头中的一块
   One of the wedge-shaped stones forming the curved parts of an arch or a vaulted ceiling.

形的英语翻译：