At the start of the frame, all 8 sprites are in their uppermost positions, so this is where we initialize them:
Baseball calls: BALL, FOUL, SAFE, STRIKE
，这一点在体育直播中也有详细论述
When can you preorder the new iPad Air M4?The iPad Air with M4 chip is available for preorder as of Wednesday, March 4 at 6:15 a.m. PT. Preorders are available at Apple, Best Buy, Walmart, Verizon, T-Mobile, and AT&T.，详情可参考体育直播
Yellow: Card Games，更多细节参见搜狗输入法