He exculpate himself from a charge of theft. 他辩白自己无盗窃嫌疑。
He exculpate himself from stealing the money. 他自行辩白没有偷钱。
How would you exculpate for them? 你如何为他们辩解？
Why always have you reason to exculpate for your failure of exams, and never try to through exam one time. 怎么你总是有理由为自己考试不及格开脱，从来没有努力考好过一次。
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. 幸运的是，奥巴马拥有带领世界走向解决所需要的威信：他的双手是乾净的、他无意为美国开脱是显而易见的。
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。
