身体单薄的的英文

lean 2

• 身体单薄:    have a poor physiq ...
• 的:    4次方是 The fourth po ...
• 单薄的:    frail; slender

例句与用法

1. Bert was a lean, undersized boy about fifteen years of age and about four feet nine inches in height .
   伯特是个身体单薄的孩子，长得矮小，大约十五岁左右，他身高约四英尺九英寸。