用什么公式可以算出下期和值简介：Unexpectedly, when he came back, His Highness King Meng, who was once so strong that he could eat half a sheep in one meal, turned out to look so old, making people wonder if he was still alive.
Unexpectedly, when he came back, His Highness King Meng, who was once so strong that he could eat half a sheep in one meal, turned out to look so old, making people wonder if he was still alive.
