He was upgraded to security guard.
他被提升为保安。
The gang tied up a security guard.
那群歹徒把一名保安人员捆绑起来。
They had penetrated airport security.
他们已打入机场保安组织。
I knew he worked for a security firm.
我知道他为一家保安公司工作。
Such security measures may be overkill.
如此安全措施可能是过分之举。
Let's look at the question of security.
咱们来看一下保安问题。
They pose a serious threat to security.
他们对安全构成严重威胁。
We need tighter security at the airport.
我们需要在机场实行更加严密的安全措施。
The country stepped up internal security.
该国加强了国内安全防卫。
They got in disguised as security guards.
他们装扮成保安人员混了进去。
The security software he uses is home brew.
他用的安全软件是自己编的。
He loves the security of a happy home life.
他非常喜欢幸福的家庭生活所来的那种安全感。
They are seriously concerned about security.
他们非常关注安全问题。
Security guards make regular patrols at night.
夜间保安人员定时巡逻。
There is no admittance without a security pass.
无保安通行证不得入内。
We have a security guard around the whole area.
我们在整个地区周围配有保安人员。
They carried out security checks at the airport.
他们在机场实行了安全检查。
He is known for taking a tough line on security.
他以在安全方面采取强硬路线而闻名。
The security services were clearly caught napping.
安全服务人员显然被弄得措手不及。
The attack was captured on film by security cameras.
袭击事件已被保安摄像机拍摄下来。
Helmets can give cyclists a false sense of security.
头盔能给骑自行车的人一种虚假的安全感。
The thieves tunnelled under all the security devices.
小偷们在所有的那些安全装置下面都挖了地道。
Strict security measures are in force in the capital.
严格的安全措施在首都实施。
Financial security was high on his list of priorities.
在他的心目中，金融安全是十分重要的一环。
The security alert brought the airport to a standstill.
安全警戒使机场陷入停顿状态。
For reasons of security the door is always kept locked.
为了保证安全，门总是锁着的。
Once inside they short-circuited the electronic security.
一旦置入，它们就会使电子安全设施短路。
The President doesn't need a primer on national security.
总统对于国家安全是不需要读入门书的。
He continued to place security above all other objectives.
他继续将安全置于其他所有目标之上。
The incident illustrates the need for better security measures.
这次事件说明了加强安全措施的必要。
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