新研究测试了近100个孕妇的胎儿对特殊刺激的反应，在这情况下，“声刺激”，一种有振波很低的声。

The new study tested how fetuses in nearly 100 pregnant women responded to a specific stimulus, in this case, a "vibroacoustic stimulation, " which is a very low sound that makes a vibration.

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可以确定的是：这么针锋相对的党派之争将这项经济刺激方案变成了一个近时期来最富悬念的博弈。

All that is certain is this: As a result of those diametrically opposed partisan calculations, the economic stimulus package now represents one of the biggest rolls of the dice of recent times.

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奥巴马的刺激计划包括用于修路架桥的近300亿美元、用于高速铁路建设的80亿。

Mr Obama’s stimulus programme included nearly $30 billion for road- and bridge-building and an $8 billion commitment to high-speed rail.

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