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energy
学习需要投入大量的精力
Learning requires a great deal of energy.
年轻人充满朝气和精力
Young people are full of vitality and energy.
他把大部分精力都投入到了工作中。
He puts most of his energy into work.
运动可以增加体力和精力
Exercise can increase physical strength and energy.
良好的休息可以恢复精力
Good rest can restore energy.
我们需要充沛的精力来完成这个项目。
We need abundant energy to complete this project.