If one of the group sounds the alarm, others will try to swim to its aid, and become stuck themselves.

如果其中一个成员发出警报，其他成员就会试图向它游去并提供帮助，然后它们也会被困住。

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The researchers recorded these calls and compared them to the alarm vocalizations of other members in that rodent's particular social group.

研究人员记录下了这些叫声，将它们与该特定的啮齿类社会群体中的其他成员的警报叫声进行了对比。

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Beisner's group believes that planetary warming is part of a natural cycle and is not cause for alarm. He said he was not concerned that novels could increase people's fear of climate change.

贝斯纳小组则认为地球变暖是自然界循环的一部分，并不预示什么，他说他并不认为小说能增加人们对气候变暖的恐惧。

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As NPR's Tom Gjelten reports, the group is already sounding an alarm.

NPR: Baker and Hamilton See Iraq's Future

But Riccardo Fabiani, the North Africa analyst of the London-based Eurasia group, said that some of the alarm over the recent attacks has been overblown when taken in a broader regional context.

NPR: Jihadi Peril Makes Its Way To Tunisia

Recently a recent report by Save the Children sounded the alarm over the increased use of child soldiers by a cultlike rebel group the Lord's Resistance Army.

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