He has a large body, but thin legs.
他身宽腿细。
A number of thin cracks appeared in the wall.
墙上出现了许多细裂缝。
Their arguments all sound a little thin to me.
他们的论据我听起来都觉得有点儿缺乏说服力。
She may be thin, but she eats like a horse.
她或许是瘦了点，但吃得却很多。
He was tall and thin, with dark hair.
他又高又瘦，满头黑发。