pitching model

例句：

1. 1. The pitching model is a popular theoryin baseball analysis.
   投球模型是棒球分析中一个流行的理论。
2. 2. The pitchingmodel has been widely used in sports scienceresearch.
   投球模型在体育科学研究中被广泛使用。
3. 3. The pitching model helps usunderstand the mechanics of a baseball pitch.
   投球模型帮助我们理解棒球投球的力学原理。