Once it is stuck on, you can spray the different sections of the picture with paint.

一旦粘上以后，你就可以给图画的不同部分涂色。

Leech is not as in an animal; it's more like an insect, and basically a leech comes and sticks on you.

水蛭不像动物。它更像是一只昆虫，基本上是一只水蛭过来粘在你身上。