n. 活力( energy的名词复数 ); [物理学](原子、电、辐射的)能; [常用复数]精力; (有效地发挥的)力量
🗣️ 情景例句
I graduated from Nanjing University.
我从南京大学毕业的。
My brother wants to learn how to dance.
我的兄弟想要学习跳舞。
Those planning a trip to remote areas, or intending to live in countries where drinking water is not readily available, should know about the various possible methods for making water safe.