space cadet

US /ˈspeɪs ˌkæd.ət/
UK /ˈspeɪs ˌkæd.ət/
"space cadet" picture
1.

怪人, 白日夢者, 心不在焉的人

a person who is out of touch with reality, often appearing dreamy, distracted, or eccentric

:
He's such a space cadet, always daydreaming during meetings.
他真是個怪人,開會時老是做白日夢。
Sometimes I feel like a space cadet when I forget simple things.
當我忘記簡單的事情時,有時我覺得自己像個怪人