瘦小的英文：
thinness

Diminutive in stature
身材瘦小

Dave is a small man.
戴夫长得瘦小。

He is a diminutive person.
他长得瘦小

He was slight of figure.
他身材瘦小。

Jimmy was a sawed - off,skinny runt.
吉米是一个瘦小的孩子。

He looked too slight to be a boxer.
他看上去很瘦小,不能当拳击手。

He's a mere slip of a lad.
他只不过是个瘦小的小男孩。

She looks small by the side of her companion.
"与她同伴一比,她就显得瘦小"

She now looked small, shrunken and pathetic.
她现在看起来瘦小枯槁，很可怜。

That thin little boy needs feeding up.
那个瘦小的小男孩需要充分的营养。