in all conscience

凭良心说
=in conscience

例句与用法：

Jack is a clever fellow in all conscience.

杰克的确是一个聪明的家伙。

The fee his lawyer charged for drawing up the deed was enough in all conscience.

他的律师为了起草契约所收的费用确实足够了。

You cannot in all conscience regard that as fair pay.

你在良心上总不能认为那样的报酬算是合理的吧。

详细释义：

凭良心

He couldn't do such a thing in all conscience.

从良心上来讲, 他不能做这种事。