unhappyadj.
英 ʌn'hæpɪ | 美 ʌn'hæpi
中文adj. 不快乐的；不幸福的；不适当的
词根词源
unhappy (adj.)c. 1300, "causing misfortune or trouble (to oneself or others)," from un- (1) "not" + happy. Meaning "unfortunate, unlucky" is recorded from late 14c.; sense of "miserable, wretched" is recorded from late 14c. (originally via misfortune or mishap).
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