postsulcal part

例句：

1. 1. The engineer was asked to inspect the postsulcal part of the bridge for any signs of damage.
   工程师被要求检查桥梁的后柱部分，以查看是否有任何损坏的迹象。
2. 2.The team had to dismantle the postsulcal part of the machine before it could be repaired.
   在机器能够修复之前，团队必须拆解后柱部分。
3. 3.The construction workers were working on the postsulcal part of the building when a sudden gust of wind blew through.
   建筑工人正在施工大楼的后柱部分时，一阵突如其来的强风刮过。