In many cases, there are no safety devices or alarms to warn of a serious problem.
在许多情况下没有安全装置或警报来提醒严重的问题的存在。
That is true, he said, whether the goal is restoring fertility to African soil or building a system to warn of tsunamis.
他说，事实就是如此，不论我们的目的是恢复非洲土地的肥沃还是建立一个海啸预警系统。
The network, which will hold meetings yearly, can also help create an alert system to warn of oil spills and other disasters.
该网络每年将召开会议，也可以帮助建立预警系统，对溢油事件和其它灾害作出预警。
Scientists have explained the phenomenon as a survival mechanism, a part of the brain's wiring adapted to warn of dangers or threats.
科学家们将这一现象解释为大脑对危险或威胁的预警的适应机制。
Birds sometimes chatter to each other to warn of danger.
鸟儿有时互相啁啾，通报危险。
Thee app is symbolized by a cartoon catfish, which, according to Japanese folk belief, are said to warn of quakes.
这一应用程序的标志是一条卡通鲶鱼。据日本民间的说法，鲶鱼可以预报地震。 %。
A cigarette company owes a duty of care to potential customers when advertising its product to warn of the dangers of smoking.
香烟公司在为其产品做广告时，对那些潜在的消费者负有警告吸烟危害的注意义务。
When detecting said received RF signal emitted by a target in range, an alarm signal is provided to warn of the proximity of the target.
当发现由射程范围内的目标发出的所述接收的RF信号时，发出警报信号，以警告目标的接近。
Other animals can communicate—the alarm calls of prairie dogs to warn of a nearby predator, say, or the meowing of a hungry cat to tell its owner to put food down.
其他动物也会交流——土拨鼠警觉的叫声是在警告其他伙伴周围有捕食者；饥饿的猫喵喵地叫是告诉它的主人赶紧把食物放下来给它吃。
Competition for real estate assets in Asia is extreme and has pushed up valuations, leading some analysts to warn of imminent price corrections in countries such as India.
争夺亚洲房地产的竞争极其激烈，推动了估值的快速上升。这引发一些分析师们发出警告，称印度等国即将发生价格回落。
Illegal loggers usually carry guns, says Yevgeni, have sophisticated saws that cannot be heard beyond a dozen metres and place watchmen with satellite phones to warn of intruders.
Yevgeni告诉我们，非法伐木者通常都携带武器，配备精密的无声锯，在数十米之外就不会被人听到，还会安排带卫星电话的放哨人负责警告不速之客。
Now, for the first time, one study offers tantalising evidence that it may be possible to build such a system to warn of some impending large quakes about an hour before they strike.
现在，有一项研究首次提供振奋人心的证据，证明有望建立一个在一些大地震发生前一个小时左右发出警告的系统。
Now, for the first time, one study offers tantalising evidence that it may be possible to build such a system to warn of some impending large quakes about an hour before they strike.
现在，有一项研究首次提供振奋人心的证据，证明有望建立一个在一些大地震发生前一个小时左右发出警告的系统。
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