colouring
['kʌlɚ]
n. 着, 彩, 调, , 气, 貌, 伪装, 素, 颜, 染, 着剂, 特质

[] 着, 染

1. The child is colouring the picture.
   孩图颜。
2. At the age of thirty, Mary began to lose colour.
   玛丽30岁颜逝。
3. USES: As petroleum and colouring agent for glass.
   3、途：玻璃脱剂着剂。

colouring
[ noun ]

1. a digestible substance used to give color to food

<noun.food>
food color made from vegetable dyes

2. a visual attribute of things that results from the light they emit or transmit or reflect

<noun.attribute>
a white color is made up of many different wavelengths of light

3. the act or process of changing the color of something

<noun.act>

colouring \colouring\ n.
same as {coloring}. [Brit.]
[WordNet 1.5]