That is true, he said, whether the goal is restoring fertility to African soil or building a system to warn of tsunamis.(他說，事實就是如此，不論我們的目的是恢復非洲土地的肥沃還是建立一個海嘯預警系統。)

Others warn of the dangers of doing big transactions at very high multiples.(另一些人則對進行那些收益非常高的交易時出現的危險提出警告。)

But some warn of a growing digital divide in the markets.(但是市場上有一些關于數字鴻溝在增長的警告。)

The full report, due to be published by December, is expected to warn of an environmental catastrophe.(定于12月份發布的完整報告，被看做是一場環境災難的警告。)

But analysts warn of a rocky road ahead because the apparent recovery rests on short-term stimulus efforts around the world.(但有分析師警告稱，剛剛開始的經濟復蘇是建立在全球短期經濟刺激計劃的基礎上的，因此復蘇之路仍舊坎坷。)

Sensors in your car tuned to radio signals from orbiting satellites can locate your car precisely at any moment and warn of traffic jams.(你汽車上與繞軌道運行的衛星發出的無線電信號調諧的傳感器能隨時精確地確定你汽車的方位，并告知交通阻塞情況。)

Others warn of the catastrophic nature of their possible side effects.(另一些人告誡說它們可能產生副作用，具有毀滅性的實質。)

Scientists have explained the phenomenon as a survival mechanism, a part of the brain's wiring adapted to warn of dangers or threats.(科學家們將這一現象解釋為大腦對危險或威脅的預警的適應機制。)

A red alert will mean a 25% or more risk of bacterial food poisoning, while a yellow alert will warn of a 15%-24% possibility.(預警系統分2個級別，紅色信號屬I級，表示細菌性食物中毒概率大于25%，黃色信號屬II級，表示中毒概率為15%-25%。)

If the EEG device can be found to be consistent with changes in brain activity observed by researchers, then a hat to warn of impending errors may become a reality.(如果腦電圖裝置能被發現與研究者觀測的的大腦活動改變相符合，那么一個帽子能預警即將發生的錯誤可能會成為現實。)