unfitness

After years of working at a desk, his unfitness became obvious when he tried to run a mile.

在办公桌前工作多年后，他试着跑一英里时，身体不健康的状态就变得显而易见了。

用法提示：unfitness 是名词，指身体不健康、体能不佳。

Regular exercise can help reduce the effects of unfitness on your health.

经常锻炼有助于减少体能不佳对健康的影响。

用法提示：unfitness 作为名词，表示身体素质差。

She was embarrassed by her unfitness and decided to start walking every day.

她为自己的体能不佳感到难为情，决定每天开始散步。

用法提示：这里 unfitness 表达缺乏锻炼导致的身体状态不佳。