None of them had their father's dark colouring...是什么意思？

None of them had their father's dark colouring...

他们都不像父亲那样黑。

none

pron. 没有人，没有一人，没有一个，没有一部分，没有一点；adv. 根本不，无法，绝不；

例句
'Snow White and the Seven Dwarfs', the 1937 Disney classic, has lost none of its original charm...
1937年迪斯尼推出的经典之作《白雪公主和七个小矮人》魅力不减当年。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

them

pron. 他们，她们，它们；

例句
I take care of them to the best of my abilities...
我尽我所能地照顾他们。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

dark

adj. 黑暗的，乌黑的，忧郁的，神秘的；n. 黑暗，暗色，暗处；

例句
In the dark my sense of hearing becomes so acute.
黑暗中我的听觉变得异常灵敏。

colouring

n. 着色，着色法，色彩，色调，面色，外

例句
The colouring pigments from the skins are not allowed to bleed into the grape juice.
外皮上的色素不能渗到葡萄汁里面去。