As with all debates about the brain drain, theory has run ahead of evidence.

有关人才流失的争论不断，各种看法纷纷涌现。

youdao

Falzo thought about jumping off the train and trying to run ahead of it to save the little boys.

福尔佐想过跳下火车，跑到前面去救两个小男孩。

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Still more problematic have been the cases where the news coverage has run ahead of the evidence.

而在没有足够证据支持的情况下发表新闻报道这一现象成为了现在新闻界最大的问题。

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It is also seen as a test run ahead of parliamentary elections in 2014.

BBC: Q&A: Iraqi provincial elections

Meanwhile, expectations and demand have run ahead of supply in recent years, leading to macroeconomic tension.

FORBES: Buy India, Sell China

The question is how far fast-moving realities will run ahead of the communion's slow-moving and gentlemanly procedures.

ECONOMIST: When you're a church, breaking up is hard to do