size block

例句：

1. 1. The engineer measured the length of the wall and marked it with a size block.
   工程师测量了墙壁的长度，并用一个尺寸块标记了它。
2. 2.The carpenter used a square to measure the size of the door frame before cutting it.
   木匠用一个方尺来测量门框的大小，然后才进行切割。
3. 3.The builders were working on a large scale block for the construction project.
   建筑工人正在为建设项目制作一个大尺寸的块状结构。