But day-to-day positive feelings depend a lot on other things, which also turn out to be fairly universal and therefore help clarify what makes people content, several researchers said.

但是每天的积极的情感更多的是依赖别的东西，这个被证实是相当普遍的，因此能够帮助弄清什么使人们满足，很多研究者说。

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Several sites misdiagnosed serious conditions, largely because they failed to ask basic follow up questions, the researchers said.

研究人员说，有几个地方出现了严重误诊，很大程度上是因为他们没有问基本的随访问题。

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Researchers said the weight of the balloon and chemicals would match several double decker buses, requiring a very large vessel.

研究人员表示气球和化学物质的重量将相当于数辆双层汽车，运送它们需要非常大的卡车。

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But all of them bowed out of the running before the Wednesday deadline, citing excessively restrictive requirements that would prevent an independent review, several candidate researchers said.

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The amount of grass in the bay dropped to levels last reported in 1986, several years after the annual survey began, the researchers said.

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Several early medical-home pilot projects have shown signs of improved quality and patient satisfaction, researchers said.

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