ungrounded
ungroundedadjective- having no basis or justification; unfounded
无根据的;没有理由的;无基础的
ungrounded fears.
无名的害怕。
- not electrically earthed
未接地的
- [predic.](ungrounded in)not properly instructed or proficient in (a subject or activity)
(学科,活动)未掌握良好的;不精通的
考试词汇表