adj.不公平的，不友善的，吝啬的，不大方的

She was known for her generosity, but this year she seemed to be more ungenerous with her donations.
她以慷慨著称，但今年她在捐款上似乎变得更为小气了。
The company's吝啬 in sharing profits with its employees led to widespread dissatisfaction.
公司对员工分享利润上的吝啬导致了广泛的不满。
Despite his wealth, he was often accused of being ungenerous with his time and resources.
尽管他很有钱，但他经常被指责在时间和资源上过于吝啬。
The politician was criticized for his ungenerous response to the economic crisis.
这位政治家因对经济危机的不慷慨回应而受到批评。
His ungenerous nature made it hard for him to form lasting friendships.
他吝啬的本性使得很难建立起持久的友谊。
The organization received complaints that it was ungenerous in distributing aid during the disaster.
该组织在分发援助期间被认为过于吝啬，收到了投诉。
The teacher was ungenerous with praise, which discouraged the students from participating more actively.
老师对表扬过于吝啬，这使得学生参与度不高。
The landlord's refusal to make any improvements to the property was seen as ungenerous by the tenants.
房主拒绝对房产进行任何改善的行为被租户视为过于吝啬。
His ungenerous treatment of his business partners led to the collapse of several joint ventures.
他对商业伙伴的不慷慨对待导致了多个合资企业的崩溃。
The charity was criticized for being ungenerous in its allocation of funds to different causes.
该慈善机构因其在不同事业中分配资金上的吝啬而受到批评。