unhealthy/ʌn'helθɪ/

a.

➊ likely to make you ill or less healthy

➋ not having good health

a.

➊ 有害健康的，不卫生的：unhealthy food 不健康的食品

➋ 不健康的：Cathy looks unhealthy. 凯西看上去不太健康。

◇unhealthy skin 不健康的皮肤

构词un- + healthy

➭ cf. -thier

➭ sf. -thiest