packed joint

例句：

1. 1.The engineer carefully packed the joints to ensure stability.
   工程师仔细地打包接缝，以确保稳定性。
2. 2. The carpenter used a special glue to pack the joints.
   木匠使用一种特殊的胶水来密封接缝。
3. 3.The construction workers were working on the packed joints of the bridge.
   建筑工人正在维修桥梁的接缝。