The split-complimentary color scheme is often a good choice for beginners, because it is difficult to mess up.

分散的互补色系对于初学者是很好的选择，无论你怎么搭都很好看。

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The Wired article about Google's logo is split into eight pages, making it very difficult to read.

Wired上的文章《Google的Logo》分为8页，非常难以阅读。

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The traditional telecommunications business support system is split, formation of "information islands", Difficult to adapt to the rapid development of the telecommunications industry requirements.

传统的电信业务支撑系统之间相互隔离，形成“信息孤岛”，难以适应电信业快速灵活地增加新业务、新应用的要求。

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Officers must sometimes make difficult, split-second decisions about how much force to use.

ECONOMIST: The police

Being very difficult to sell 100% of ads to brand advertisers, we split the total ad impressions between performance (long tail advertisers) and premium ads (brand advertisers).

FORBES: 5 Ways Facebook Will Turn Mobile Risk into Reward

Amid reports of a split in the coalition over the issue, he added there was a "difficult judgement" to make.

BBC: David Cameron to hold Obama talks and address UN