This means we must grow more food and have small families with fewer.中文意思

这就意味着我们必须种植更多的食物而且更小的家庭拥有更少的家庭成员This means we must growa lot of food and have smaller families with fewer, or healthier children.此句的中文意思。这就意味着我们必须种植更多的食物而且要更小的家庭拥有更少的家庭成员或者更健康的孩子