例句：As Chris walked on, he felt himself getting more and more tired.
克里斯继续往前走的时候，感到越来越疲乏。
exhausted adj.耗尽的，疲惫的
例句：The exhausted mother smiled at the wail of her newborn baby.
听到新生儿的哭叫声，倦极了的母亲笑了。
fatigue n.疲乏，疲劳，累活 vt.使疲劳，使心智衰弱 vi. 疲劳
例句：Finally, Constance's mind gave in to fatigue and she fell asleep.
最后康斯坦斯的心力疲惫不堪，就睡着了。
weary adj. 疲倦的，厌倦的，令人厌烦的，疲劳 v.疲倦，厌倦，厌烦
例句：I feel weary after such a long journey.
经过这么长时间的旅行后，我觉得很累。
refresh v.(使)精神振作，(使)精力恢复，更新
例句：Sam has drunk one cup of coffee to refresh himself.
萨姆喝了一杯咖啡提神。
refreshment n.点心，饮料，精力恢复，爽快
例句：Refreshments will be available all day long, so just help yourself when you re hungry，
点心与饮料将全天供应，你们饿时只管随便享用。
vigorous adj. 精力旺盛的，有力的，健壮的
例句：Old as Rock is,he is none the less vigorous and active.
虽然洛克年纪很大了，他仍然精力充沛。
energetic adj. 精力充沛的，积极的
例句：I like to take some energetic exercise at weekend.
我喜欢在周末做些剧烈运动。
dynamic adj. 动力的，动力学的，动态的
例句：My little brother has a dynamic personality.
我的弟弟是个性活跃的人。
