ADJ-GRADED
不仁慈的；不友善的；不厚道的；刻薄的
If someone is unkind, they behave in an unpleasant, unfriendly, or slightly cruel way. You can also describe someone's words or actions as unkind .
例句
All last summer he'd been unkind to her...
去年整个夏天他都对她很恶劣。
No one has an unkind word to say about him...
所有人说起他来都没有一句坏话。