freckling

例句：

1. 1. She's been freckling her face with a bright red lipstick.
   她用鲜红色的口红在脸上画雀斑。
2. 2.The girl has freckled her nose with white paint.
   那个女孩用白色颜料在鼻子上画雀斑。
3. 3.The sun had already freckled the skin on his arms and legs.
   太阳已经在他的手臂和腿上留下了雀斑。