ungracious

It was ungracious of him to refuse the gift so rudely.

用法提示：该句用“It was ungracious of sb to do sth”结构，表示某人的行为不亲切、不礼貌。

She made an ungracious comment about the meal her host had prepared.

用法提示：此处“ungracious”作定语修饰“comment”，表示不友好、不领情。

He seemed ungracious when I offered to help, and simply walked away.

用法提示：此处“ungracious”作表语，描述主语显得冷漠、不友善。