exculpate

The writer of the news made all efforts to find some reasons to exculpate Yao Jiaxin..这个新闻撰写者，挖空心思，尽一切力量，不遗余力地，想给他（指药家鑫）找出一点开脱的理由来。

Now you must face them frankly, facing these situations, your instinctive action is “escaping then covering up”, trying to exculpate yourself from the trouble..现在你必须要坦白面对他们。 面对这些情形，本能的反应是“先逃避后掩盖”，想尽办法为自己开脱。

Happily, Mr Obama has the authority needed to lead the world towards a resolution: his hands are clean, and his lack of desire to exculpate his country is evident..令人高兴的是，奥巴马具备必须的威望领导未来世界的走向：他的手还是干净的，他明显不谋求为他的国家的错误开脱。