concrete cribbing

例句：

1. 1.The construction crew was busy concrete cribbing the foundation.
   建筑工人正在忙着混凝土砌筑地基。
2. 2.The engineer had to make sure the concrete cribbing was done correctly.
   工程师必须确保混凝土砌筑工作做正确。
3. 3.The project manager was concerned about the quality of the concrete cribbing.
   项目经理对混凝土砌筑的质量感到担忧。