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- The spirit is willing but the flesh is weak. 心有余而力不足。
- The shock make me go all weak at the knee. 这件事把我吓得两腿发软。
- Laws of Infiltration and Concentration Changes of Water and Pollutants in the Saturate Clay with Weak Permeability 水分及污染质在弱透水层的饱和粘性土层中渗透与浓度变化规律研究
- You must be weak in the head if you believe that. 你相信那件事可就太傻了。
- He cannot run because he has a weak heart. 他有心脏病，不能跑。
- A fearful person is a weak person. 怕这怕那的人是软弱的人。
- The shock made me go all weak at the knees. 这件事把我吓得两腿发软。
- His weak chest was a legacy of a childhood illness. 他那瘦弱的胸脯是儿时患病的后遗症。
- In a weak moment, I agreed to pay for her holiday. 我一时心软同意了支付她度假的费用。
- He is weak with hunger, so I have to support him. 他饿得没有力气，我得搀着他。
- He pushed a weak student through the exam. 他帮助一位成绩差的学生通过了考试。
- He was too weak even to lift his hand. 他虚弱得连手都抬不起来。
- Her health varies from good to rather weak. 她的健康状况变化不定，有时良好，有时相当差。
- Weak foundations caused the house to subside. 由于地基不牢，这所房子已下陷。
- The patient is too weak to speak. 病人太衰弱了，不能说话。
- The defence argue/argues that the evidence is weak. 辩护律师提出理由认为证据不充分。
- The small weak child became the scorn of the class. 这个瘦小软弱的孩子成为全班嘲笑的对象。
- Moon's weak gravity let the gasses slip away into space. 月球的微弱引力允许气体逃到太空里去。
- He was so weak from hunger he could hardly raise his meagre arms. 他饿得虚弱无力，连骨瘦如柴的胳膊都举不起来。
- He will be considered a weak leader. 他会被认为是个软弱无能的领导人。
