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- The spirit is willing but the flesh is weak. 心有余而力不足。
- The male sperm fertilizes the female egg. 雄性的精子使雌性的卵子受精。
- There is an inherent weakness in the design. 这设计本身存在弱点。
- The shock make me go all weak at the knee. 这件事把我吓得两腿发软。
- 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。
- sperm weakness 弱精症
- 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。
- A condition or disease producing weakness. 疾病导致虚弱的状况或疾病
- 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。
- This is the largest sperm whale in the world. 这是世界上最大的一头巨头鲸。
- 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。
- Only one sperm fertilizes an egg. 只有一个精子使卵子受精。
