viscous body

例句：

1. 1. The oil is a viscous body that needs to be heated before it can be used.
   这种油是一种黏稠体，需要在加热后才能使用。
2. 2.The viscous body was difficult to remove from the skin.
   这种黏稠体很难从皮肤上去除。
3. 3. The viscous body formed a protective layer on the surface of the liquid.
   这种黏稠体在液体表面形成了一层保护层。