sleepless

A2 FREQ #14726 ★☆☆☆☆

a. 不睡眠的, 睡不着的, 不休息的

发音

US /ˈsliːpləs/

词形变化

more sleepless 比较级 most sleepless 最高级

释义与例句

adj. A2
  1. 1.

    Characterized by an absence of sleep: wakeful.

    I spent a sleepless night worrying about the exams.

词汇关系

形容词

同义词 3

watchful insomniac lidless

近义相关 3

awake alert watchful

词源

From Middle English slepeles, from Old English slǣplēas; equivalent to sleep + -less.

来源：wiktionary