Labourers shall fulfill their Labour tasks, improve their vocational skills, follow rules on occupational safety and health, and observe Labour discipline and professional ethics.

劳动者应当完成劳动任务，提高职业技能，执行劳动安全卫生规程，遵守劳动纪律和职业道德。

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The key to strengthen the safety education of drivers, at the same time of constantly improve driving skills, strengthen the cultivation of professional ethics and safety awareness.

重点加强对司机的安全教育，在不断提高驾驶技能的同时，强化对其职业道德的培养和安全意识。

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Observes policies and professional ethics relating to the delivery ofnursing care including infection control measures, patient safety, andfire safety precautions.

遵守与护理保健相关的政策和职业道德， 包括传染控制、病患安全和中心的消防安全防备措施。

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There are also questions around the safety and ethics of stem cell treatments which would need to be addressed.

BBC: Deaf gerbils 'hear again' after stem cell cure

An independent committee charged with monitoring the safety and ethics of the study from a patient perspective told Lewis that the company might consider tracking the patients longer to see if those that got palifosfamide would live longer.

FORBES: A Biotech Billionaire's Latest Drug Bet Implodes

Bill Frist, R-Tennessee, chairman of the Committee of Public Health and Safety, which is looking into the ethics of cloning.

CNN: Senate weighs ethical implications