adjective · feeling or showing anger or annoyance at what is perceived as unfair treatment

他对此事感到极其愤慨。

to sigh with emotion

面对此情此景，他不禁发出了慨叹。

showing a readiness to give more of something, such as money or time, than is strictly necessary

他为人慷慨，经常捐款资助弱势群体。

to sigh or lament with deep emotion

看到家乡巨大的变化，他不禁感慨万分。