In contrast to ritual impurity, moral impurity does arise from the commission of sins. Ritual impurity does not: you're never told not to become ritually impure, okay?

相比仪式的不洁，道德的不洁,的确是由于罪恶的堆积而产生，仪式上的不洁不是：,没有人告诉你别变得仪式上的不洁，对吧？

耶鲁公开课 - 旧约导论课程节选

But moral impurity arises specifically from the commission of certain heinous sins specifically.

但是一些道德上的不洁,就是由于一些及其凶恶的罪孽堆积而生的。

耶鲁公开课 - 旧约导论课程节选

There have been sins of commission too, especially on economic policy.

ECONOMIST: Ukraine's government

Plenty of Buffetteers continue to give the guy a pass for myriad sins of commission, and now omission, based solely on his ability to seemingly deliver breathtaking numbers all these years.

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Besides these sins of commission sit the sins of omission: the president has done nothing at all to advance the three free-trade packages that are pending in Congress, with Colombia, Panama and South Korea, three solid American allies who deserve much better.

ECONOMIST: Barack Obama and free trade