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(fù)非洲土地的肥沃還是建立一個海嘯預(yù)警系統(tǒng)。)

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(xiàn)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(guān)于數(shù)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(fā)布的完整報告，被看做是一場環(huán)境災(zāi)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(jīng)濟復(fù)蘇是建立在全球短期經(jīng)濟刺激計劃的基礎(chǔ)上的，因此復(fù)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(wèi)星發(fā)出的無線電信號調(diào)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(chǎn)生副作用，具有毀滅性的實質(zhì)。)

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(xué)家們將這一現(xiàn)象解釋為大腦對危險或威脅的預(yù)警的適應(yīng)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(yù)警系統(tǒng)分2個級別，紅色信號屬I級，表示細(xì)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(fā)現(xiàn)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(yù)警即將發(fā)生的錯誤可能會成為現(xiàn)實。)