1862, "trackless," from clue (n.) + -less. Meaning "ignorant, uninformed" is from 1943, said to be RAF slang from 1930s. Student slang use by 1985 is perhaps an independent extension along the same line. Related: Cluelessly; cluelessness.
雙語例句
1. We have found some drivers clueless as to the law.
我們發(fā)現(xiàn)有些司機對這一法規(guī)一無所知。
來自柯林斯例句
2. He's completely clueless about computers.
他對計算機一竅不通。
來自《權(quán)威詞典》
3. I came into adult life clueless about a lot of things that most people take for granted.
我已成年，卻對許多大部分人認為理所當然的事情一竅不通。
來自柯林斯例句
4. Comic master Steve Martin stars as the clueless detective in The Pink Panther.
喜劇大師史提夫?馬丁在《粉紅豹》中飾演一位無厘頭的偵探.
來自常春藤生活英語雜志-2006年2月號
5. She was clueless about how to treat cystic fibrosis.