And nothing can change our commitment to tackling big, important problems for humanity — climate change, clean energy, cybersecurity, human health — with colleagues of every identity and background.

即便我们有不同的身份和背景，也没有什么能改变我们致力于解决人类所面临的重大问题——包括气候变化、清洁能源、网络安全以及人类健康等——的决心。

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This article describes the background and significance of study of unit commitment.

本文介绍了机组组合的研究背景、研究意义。

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To get the certificate, a buyer would need to be fingerprinted, take a firearms training course and undergo a national criminal background check and involuntary commitment or voluntary admission check.

NPR: Conn. Reaches Deal On Tough Gun Laws After Newtown