buttress pack

例句：

1. 1. The engineer designed a buttress pack to strengthen the foundation of the bridge.
   工程师设计了一个支撑包来加强桥梁的基础。
2. 2. The military used reinforced buttress packs to protect their troops during battle.
   军队使用加固的支撑包来保护他们的部队在战斗中。
3. 3.The construction crew used buttress packs to reinforce the walls of the new building.
   建筑工人使用支撑包来加固新建筑的墙壁。