interlocking joint

例句：

1. 1. The engineer designed an interlocking joint to connect the two beams.
   工程师设计了一个接合接头来连接两个梁。
2. 2.The construction workers used the interlocking joint to secure the concrete blocks together.
   建筑工人使用接合接头将混凝土块固定在一起。
3. 3. The interlocking joint was crucial in preventing the structure from collapsing during the earthquake.
   接合接头在防止结构在地震中塌陷方面至关重要。