This was a typically ungenerous response.

这是一个典型的不善意的回答。

They were often ungenerous and resentful.

他是一个胸襟狭窄的小人。

A base, ungenerous wretch who under the mask of friendship has undone me.

有个心胸狭窄、行为卑鄙的人在友谊的幌子下把我毁了。

In spite of their ungenerous behavior toward each other, I felt that Stinky made Mouse happy.

尽管它们对彼此都很小气，但我感觉臭臭让鼠鼠感到高兴。