vigor of pig

例句：

1. 1. The youngpigs are full of vigor andenergy.
   这些年轻的猪充满了活力和能量。
2. 2.The farmer's enthusiasm for his livestock is a testament to thevigor of the land.
   农民对牲畜的热情证明了土地的活力。
3. 3. Thefreshness of the airand the vigor of theanimals make this farm a haven forwildlife.
   清新的空气和动物的活力使这个农场成为野生动物的天堂。