unintentional
adj. 非故意的;无意识的
例句
Perhaps he had slightly misled them, but it was quite unintentional.
或许他有一点误导他们了,但完全是无意的。
《柯林斯英汉双解大词典》
Parents shouldn't keep scolding their child for his unintentional mistakes.
父母不应该因为孩子无意的错误而一直责骂他。
But the fact that such a violation is "unintentional" does not excuse the misconduct.
这种违反行为是“无意的”,但这一事实不能成为不当行为的借口。