Old English grundleas "bottomless, unfathomable, vast;" see ground (n.) + -less. Figurative sense of "having no adequate cause or reason" is from 1620s. Similar formation in Dutch grondeloos, German grundlos, Old Norse grunnlauss. Related: Groundlessly; groundlessness.
雙語例句
1. A ministry official described the report as groundless.
一位部級官員稱這篇報道純屬子虛烏有。
來自柯林斯例句
2. His fears might be groundless.
他的擔(dān)心也許毫無根據(jù)。
來自柯林斯例句
3. Our fears proved groundless.
我們的擔(dān)心證明是毫無道理的。
來自《權(quán)威詞典》
4. I then made some groundless remarks , assessing the situation over - optimistically.