groove and tongue joint

例句：

1. 1.The car's engine is a complex system with many groove and tongue joints.
   汽车的发动机是一个复杂的系统，有许多槽口和舌关节。
2. 2. The dancers must have precise coordination to create the groove and tongue joint effect.
   舞者必须精确协调才能创造出槽口和舌关节效果。
3. 3.The engineer carefully measured the groove and tongue joints to ensure the accuracy of the design.
   工程师仔细测量了槽口和舌关节以确保设计的准确度。