1.Security 安全
Strict security measures are in force in the capital.
首都采取了严密的安全措施 。
2.crisis 危机
He's having a mid-life crisis.
他正经历中年危机 。
3.acting 代理的
Yesterday saw the resignation of the acting Interior Minister
昨天代理内政部长辞职了 。
4.border 边界
Soldiers had temporarily closed the border between the two countries.
士兵们临时封锁了两国之间的边境线 。
5.The administration of United States President Donald Trump is using a public health law to limit the number of people who can seek asylum in the U.S.
public health 公共安全
The fund is earmarked for public health services.
这笔钱是专为保健事业用的 。
We must carry on the patriotic public health campaign with a great fanfare, reduce disease and improve health conditions.
要大张旗鼓地开展爱国卫生运动,减少疾病,提高健康水平 。
6.Nearly 10,000 Mexicans and Central Americans have been expelled to Mexico since the rules took effect on March 21.
took effect 生效
The aspirins which the patient had taken soon took effect.
病人服用的阿司匹林药片很快就见效了 。
It was nearly an hour before the sleeping pill took effect.
将近一个小时,安眠药才起作用 。