因此，一个有潜力的投手必须先学会如何投掷，才能学会投球。

Therefore, a potential pitcher must learn how to throw before he can possibly learn how to pitch.

youdao

因此，一个有潜力的投手必须先学会如何投掷，才能学会投球。

Therefore, a potential pitcher must learn how to throw before he can possibly learn how to pitch.

youdao