Translation of "colouring" into Chinese

A possible exception is that antimony trichloride solution is sometimes used to “bronze” iron, colour zinc black and dye woods

一个可能的例外是三氯化锑溶液有时被用于“青铜”铁、彩色镀锌和染色木料。

Its skin can change colour for camouflage or to signal emotions.

皮肤 可以 变色 以 进行 伪装 或 传达 情绪

For instance, in Brazil, several landmarks were lit in blue, the colour of the Blue Heart campaign.

举例说,在巴西,几项里程碑均已蓝色着色,蓝色是蓝心活动的颜色。