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Spring floor
01
a surface with built-in springs to enhance rebound and cushioning in gymnastics
例
The cheerleaders performed their stunts with confidence on the spring floor.
The gymnasts practiced their tumbling routines on the spring floor.
They rolled out the mats over the spring floor for safety during practice.
His favorite part of gymnastics class was using the spring floor for flips and jumps.
She landed her back handspring perfectly on the spring floor.
