Definition (判断)
considering all relevant factors to make an impartial judgment.
平心而论
His presentation wasn't well-prepared this time, but to be fair, he had limited resources.
他的简报这次准备得不够充分，但公平地说，他的资源有限。
I thought she overreacted a bit, but to be fair, she's been under a lot of pressure recently.
我觉得她有点反应过度，但公平地说，她最近压力很大。
Their service was slow, but to be fair, the shop was extremely busy at the time.
他们的服务很慢，但公平地说，当时店里非常忙碌。