"a person of unflagging conscience"
"he has no conscience about his cruelty"
以上来源于: WordNet
N-COUNT Your conscience is the part of your mind that tells you whether what you are doing is right or wrong. If you have a guilty conscience, you feel guilty about something because you know it was wrong. If you have a clear conscience, you do not feel guilty because you know you have done nothing wrong. 良知
I have battled with my conscience over whether I should actually send this letter.
我曾跟自己的良知斗争应否真的寄出这封信。
What if he got a guilty conscience and brought it back?
如果他问心有愧把它带回来呢？
N-UNCOUNT Conscience is doing what you believe is right even though it might be unpopular, difficult, or dangerous. 凭良知行事
He refused for reasons of conscience to eat meat.
他为了良心好过而拒绝了吃肉。
N-UNCOUNT Conscience is a feeling of guilt because you know you have done something that is wrong. 负疚感
I'm so glad he had a pang of conscience.
我实在高兴他感到了一阵愧疚。
PHRASE If you have something on your conscience, you feel guilty because you know you have done something wrong. 引起内疚
The drunk driver has two deaths on his conscience.
这位醉酒的司机良心上背负着两条人命。
We have followed the dictates of our consciences and have done our duty.
我们凭良心做事，尽了我们的职责。
His gratitude for their gifts had always smote their consciences before—it cut deeper than ever, this time.
他对他们礼物的感激之情，以前总是刺痛他们的良心——这次比以往任何时候都要深。
Children aren't born knowing how to say "I'm sorry"; rather, they learn over time that such statements appease parents and friends and their own consciences.
孩子并不是生来就知道如何说“对不起”；相反，随着时间的推移，他们才明白这样的表达能安抚父母、朋友和自己的良心。
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