the act of returning something to a previous state or condition, especially after damage or deformation
![归还, 恢复](https://api.langeek.co/v1/assets/flags/zh.png)
归还, 恢复
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feeling a sense of unease or agitation that prevents one from finding peace or relaxation
![不安的, 难以控制的](https://api.langeek.co/v1/assets/flags/zh.png)
不安的, 难以控制的
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the medical procedure of transferring blood, blood components, or other fluids into a patient's bloodstream
![输血, 注入](https://api.langeek.co/v1/assets/flags/zh.png)
输血, 注入
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the irregular or unpredictable variation in something over time, characterized by alternating changes
![波动, 变动](https://api.langeek.co/v1/assets/flags/zh.png)
波动, 变动
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lacking creativity or novelty, making it uninteresting due to its overuse or predictability
![平庸的, 无聊的](https://api.langeek.co/v1/assets/flags/zh.png)
平庸的, 无聊的
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to deny any knowledge, support, or responsibility for something that is associated with oneself
![否认, 拒绝](https://api.langeek.co/v1/assets/flags/zh.png)
否认, 拒绝
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an expert who studies and researches a person's ancestors and the history of their family
![家谱学家, 谱系研究者](https://api.langeek.co/v1/assets/flags/zh.png)
家谱学家, 谱系研究者
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to go beyond limits of one's power or authority, often resulting in negative consequences or failure
![超越, 过度伸展](https://api.langeek.co/v1/assets/flags/zh.png)
超越, 过度伸展
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to express joy and good wishes to someone for their achievements or on special occasions
![祝贺](https://api.langeek.co/v1/assets/flags/zh.png)
祝贺
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well-crafted manner, expression or style in communication, design or artistic endeavors
![优雅, 精致](https://api.langeek.co/v1/assets/flags/zh.png)
优雅, 精致
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