姹紫嫣红NEI
tire和fatigue都可以表示“疲劳”，区别在于：tire是动词，一般用被动语态，除了表示“肢体疲劳”外，还常表示“心理的劳累、厌烦、厌倦”；fatigue是名词，一般只表示“肢体疲劳”，无引申义。
chunping1988
tire [简明英汉词典][5taiE]n.<口>疲劳, 劳累, 轮胎, 头饰vt.使疲倦, 使厌烦, 梳理vi.疲劳, 厌倦fatigue [简明英汉词典][fE5ti:^]n.疲乏, 疲劳, 累活, [军]杂役vt.使疲劳, 使心智衰弱vi.疲劳fatigue:great tiredness, usu resulting from hard work or exercise 疲乏; 疲劳; 疲倦: We were all suffering from fatigue at the end of our journey. 我们到旅程终点时全都累垮了. tire:(cause a person or an animal to) become weary or in need of rest （使人或动物）疲劳, 疲倦: She's got so much energy she never seems to tire. 她精力充沛--似乎从不感到疲倦. * Old people tire easily. 老年人容易疲倦. * The long walk tired me (out). 我长途步行之后很累.
辛巴在深圳
tired: [ 'taiəd ] a. 疲劳的,累的词形变化: 副词:tiredly 名词:tiredness 1. I'm so tired I could sleep for a whole day. 我真是累极了，简直可以睡上一整天。 2. I'm tired of his complaints. 我听腻了他的抱怨。 3. The film had a rather tired plot. 那电影的情节是老掉牙的。 4. I am not in the least tired. 我一点也不疲倦。 5. I was too tired to walk any further. 我累得再也走不动了。
苏州小诸葛
劳累 [词典] tired; overworked; exhausted; tire; run-down; [例句]他爬山回来后感到劳累。He was tired when he got back from the climb.
