The fox froze, wary eyes fixed upon this strange new phenomenon.

狐狸惊呆了，一双警觉眼睛盯着这个新出现奇怪身影。

Thomas Jefferson is often credited with saying that The price of liberty is eternal vigilance.

托马斯·杰斐逊有一句话经常为人所称赞，自由代价是永恒警觉。

" 'Professor'? " repeated Riddle. He looked wary.

“‘教授’？”里德尔重复了一句，他露出很警觉神情。

Biologist Sara Angrioti says the zero sightings is alarming but not surprising.

生物学家Sara Angrioti表示，大白鲸消失不仅让人吃惊，更要引起人们警觉。

Boa's aren't venomous but his escape still set off alarms both actual and emotional.

蟒蛇并没有毒，但他逃跑然引起了实际和情感上警觉。

But I'm finding now awareness has peaked and it's going over into activism.

但是现在我发现人们对塑料警觉达到顶峰，而且已经转变为行动主义。

I'm usually quite on the ball when it comes to scams.

当遇到骗局时，我通常是很警觉。

For starters, people who chew gum tend to be more alert and experience less stress.

首先，嚼口人往往更加警觉感觉到压力更少。

Change by the people who are most alarmed will not be enough.

仅仅靠最警觉人改变是不够。

A short nap can make you more alert and help you focus.

短暂午睡能让你更加警觉，提高你专注力。

You as the driver must always keep your eyes and your mind on the road.

作为驾驶员，您必须始终保持对道路密切关注和头脑警觉。

Being afraid means you're extra aware and extra vigilant.

害怕意味着你是格外警觉和警惕状态。

" You can't stand what? " asked Harry, now starting to feel definitely alarmed.

“你受不了什么了？”哈利问，他这才开始真正警觉起来。

They are alerted to the presence of prey by vibrations rippling across their sensitive hairs.

它们敏感毛发上震动会使它们警觉到猎物存在。

In recent years, the increasing number of resistant strains has caused alarm.

近年来，越来越多耐药菌株引起了人们警觉。

Rhett's eyes came alertly back and they were sharp, but his voice was casual.

你在战争中打过仗吗？" 瑞德眼睛警觉地往后一缩，但还是犀利，不过声音有点犹豫了。

Like other animals, we are on guard until we know it is safe to relax.

跟动物一样，我们会保持警觉直至知道安全时候才放松。

Petunia was breathless, alarmed at being caught.

被逮个正着佩尼警觉喘着气。

Their wakeful sentinel had descried danger, and this was his warning.

他们那警觉岗哨发现有危险情况，发出警报。

It causes them to develop a chronic and maladaptive vigilance to the environment.

它使他们对环境产生慢性和不适应警觉。