If you describe someone as uncooperative, you mean that they make no effort at all to help other people or to make other people's lives easier.
例句
She became uncooperative: unwilling to do her homework or help with any household chores.她变得很不合作：不愿做作业，也不愿帮着做家务。...a bunch of stupid, cranky, uncooperative old fools.一群老朽愚昧、乖戾不合作的蠢货
英汉词典释义
adj.
不愿合作的;不愿配合的
It would not facilitate matters if you were uncooperative.如果你不合作, 事情就不好办了。
英英词典释义
Adjective
1. unwilling to cooperate;
"an uncooperative witness"
2. intentionally unaccommodating;
"the action was not offensive to him but proved somewhat disobliging"