1. His unwarrantable remarks caused serious misunderstanding.
他毫无根据的言论造成了严重误解。

2. The company rejected the unwarrantable claim from the customer.
公司拒绝了客户无依据的索赔。

3. Such unwarrantable interference is unacceptable in a professional setting.
这种不当干涉在职业环境中是不可接受的。

4. She criticized his unwarrantable assumptions about her decision.
她批评了他对她决定的毫无根据的假设。

A: His unwarrantable behavior upset the whole team.
A：他不当的行为让整个团队感到不安。

B: Yes, it had no reasonable justification at all.
B：是的，这完全没有任何合理依据。

1) 指缺乏正当理由或法律依据的行为或主张

2) 常用于批评不合理或不合适的干预行为

3) 可描述无法被合理辩护的观点或决定

1. 无正当理由的；不合理的

e.g. His unwarrantable accusation shocked everyone.
他毫无根据的指控让所有人震惊。

adjective

1. not justifiable; lacking reasonable grounds or legal/moral warrant

Synonym: unjustifiable, indefensible, inexcusable