energy 和 vigour 的區別和用法

題目：

energy 和 vigour 的區別和用法

解答：

energy是物理上的「能」如
Heat is a form of energy.
用在人身上指生理上的「精力」如：
What impressed us most was his seemingly inexhaustible supply of energy
Vigour「活力」由生命來的力量如
Although he is over sixty now,he has not lost his youthful vigour.