" Everybody is on the alert because of what happened with AstraZeneca, "

" 由于阿斯利康事件，现在所有人都保持警惕。"

Our brains are naturally on the alert for new information, and the more we're exposed to this kind of virtual interface, the more our brain decides to rewire itself to respond to and even crave these internet distractions.

我们的大脑天就对新信息保持警惕，我们接触这种虚拟界面的次数越多，我们的大脑就越会决定重新连接自己，以回应甚至渴望这些网络分心。

On Christmas Eve, the children were on the alert for any sign of Santa Claus.

在圣诞夜，孩子们随时注意圣诞老人出现的蛛丝马迹。

A single bull would need to be on the alert to every form of danger.

独行的雄龙需要留意各种形式的危险。

And now the snakes are on the alert.

这些游蛇正虎视眈眈。

Officials in department of homeland security have reportedly advised some airlines including those flying to Russia for this week's Winter Olympic in Sochi to be on the alert for potential efforts to smuggle bombing making materials on board.

据报道，美国国土安全部官员建议一些航空公司对飞机上可能有走私炸弹原料的情况保持警惕，其中就涉及在索契冬奥会期间飞往俄罗斯的航班。

" So you stayed with Mrs. Wilkes! This is the strangest situation I ever encountered" ! " I see nothing strange about it, " she answered uncomfortably, immediately on the alert.

" 所以你就跟威尔克斯太太留下来了！这可是我从没碰到过的最奇怪的局面！" " 我倒看不出有什么奇怪的地方，" 思嘉不安地回答，立即引起了警惕。

I had barely gotten up from my passably hard mattress when I felt my mind clear, my brain go on the alert. So I began a careful reexamination of our cell.

从这张硬邦邦的床上起来，我立刻感到我的头脑清醒了了，我的精神充沛了。于是我又重新观察我们这间牢房。

But with elephants the opposite is true; a single elephant is always on the alert, but a herd is usually more careless.

一头永远处于保持警惕的状态，而非常随意。

But with the council back on the alert, it is not a good time for Stefan to fly off the handle.

但是委员会现在又起了疑心，Stefan这样失控可太不是时候了。

It turns out that our brains are exquisitely designed to keep us safe and on the alert for danger.

原来我们的大脑是被精心设计来保护我们的安全并保持危险警惕的。

“My Lord, I was constantly on the alert, ” came Lucius Malfoy's voice swiftly from beneath the hood.

“主人，我一直非常留心，”卢修斯·马尔福的声音迅速从兜帽下面传来。

All of you be on the alerts.

大家都要保持警惕。

Instantly the askaris and the whites were on the alert.

阿卡里人和白人立即警觉起来。

They listened. An arrival was such a phenomenon at this unfrequented mansion, and particularly a late arrival, that no servant was on the alert to respond to the call; and the visitor rang again, more loudly than before.

他们听了。在这座人迹罕至的豪宅里，有人来是一种现，尤其是迟到，以至于没有仆人警觉地回应召唤；来访者又按铃了，比刚才响亮了。

" Now, Carter, be on the alert, " he said to this last: " I give you but half-an-hour for dressing the wound, fastening the bandages, getting the patient downstairs and all" .

“现在，卡特，保持警觉，”他对最后那个人说，“我给你半小时处理伤口，包扎好，把病人弄下楼，还有所有的事。”

I was in slavery nine years, and always watchful and on the alert, before I met with the good fortune of obtaining a sheet of paper.

我当了九年的奴隶， 时刻保持警惕和警惕，直到我有幸得到一张纸。

The cynicism prevailing among the convicts and their overseers was such that every woman, especially the young women, had to be on the alert.

罪犯和他们的监工中普遍存在的愤世嫉俗使得每个女人， 尤其是年轻女性， 都必须保持警惕。

For many minutes Duncan succeeded in keeping his senses on the alert, and alive to every moaning sound that arose from the forest.

有好几分钟，邓肯成功地让自己的感官保持警觉，并且对森林中传来的每一声呻吟都保持清醒。

Sure, you could just click on the alert and follow the basic steps to make the updates, but have you done that?

当然， 你可以直接点击警报并按照基本步骤来完成更新，但你真的这么做了吗？