thin intermediate thickness free skin graft

例句：

1. 1. The thin fabric of the dress is transparent and shows off her skin.
   这件连衣裙的布料很薄，可以展示她的皮肤。
2. 2. The thin layer of snow covers the ground.
   薄薄的一层雪覆盖着地面。
3. 3. The thin ice was so fragile that it cracked under my weight.
   那层薄冰如此脆弱，以至于在我重压下破裂了。