unwarranted 

英汉解释

adj. 无根据的；无保证的

同义词

a. groundless，indefensible，insupportable，undue

参考例句

1. The Court's statute ensures against unwarranted prosecutions.
法院规约确保防范不必要的起诉。
2. We put up with unwarranted criticism, we passively submit to requests rather than assert our needs.
我们忍受毫无根据的批评，我们被动地服从指令，而不是坦言自己的需求。
3. It is all the more remarkable, then, that Lula is heading for a second term that in many ways seems unwarranted.
更加值得注意的是，卢拉即将走向的第二个任期有许多方面似乎都是无法确定。

英英解释

adj.
  1. incapable of being justified or explained
  2. without a basis in reason or fact
  3. lacking justification or authorization

网络释义

unwarranted
无根据的; 未经保证的; 未获承认的; 无保证的;
unwarranted arrest
不当逮捕;
Unwarranted Involvement
第二课 无端介入;
unwarranted insult
无故侮辱;
unwarranted custody
非法拘留; 犯法拘留;