精力 n. energy, vigour, vigor, buoyancy 保存精力conserve one’s vitality (strength) 毕生精力energy throughout one’s life 他的精力不减当年。He is as energetic as ever. 分散精力diffuse one’s energies 工作时要集中精力，不要分心。When working, one should concentrate and not allow oneself to be distracted. 他决心把毕生精力贡献给科学事业。He is determined to devote his life to sicence. 他精力过剩。He had an excess of energy. 在他精力的极盛时期in his prime of life 集中精力concentrate one’s energy 年龄使他的体力和精力逐渐减退。Age brought a gradual diminution of his strength and energy. 一个70岁的人还有他那样的精力，真是不同寻常。It’s remarkable that a 70-year-old man has the stamina he had! 不要浪费你的精力。Don’t dissipate your efforts. 年纪老但精力却像年轻人一样旺盛old in years but young in vigour 用全部精力devote all one’s efforts 他的精力渐渐衰颓。His strength is waning. 徒然耗费精力waste one’s energy 一个人的精力有限。There is a limit to a man’s energy 消耗精力consume one’s energy 消磨精力fritter away one’s energy 我们在这个项目上倾注了所有精力和时间。We’ve thrown all our time and energy into this project. 我的精力不如他。I’m not as energetic as he is. 老人依然精力充沛。Старик все так же полон энергии. 这件事销耗了很多精力。I’ve put in a lot of work on this matter. 那位老人的精力不亚于当年。That old man is no less vigorous than before.
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