Besides, they should revise their emergency preparedness plans and tighten security.

此外，他们应该修改他们的应急准备计划，并加强安全。

youdao

The blast was certain to increase unease in the foreign community, and many embassies immediately took new precautions to tighten security.

这次爆炸无疑增加了外国使团的不安，许多大使馆立即采取新的防范措施以确保安全。

youdao

A Microsoft Research team led by Helen J. Wang has created Gazelle (PDF), a browser-based OS, with the declared intent to tighten security when going online.

由Hellen J.Wang带领的一个微软研发团队提出了浏览器上的操作系统 Gazelle(PDF)，目的是加强网上冲浪的安全性。

youdao

In the meantime, officials from Kabardino-Balkaria told President Dmitri Medvedev that steps are being taken to tighten security at other strategic facilities in the republic.

VOA: standard.2010.07.21

Kenyan police spokesman Peter Kimanthi said security forces would tighten security in the wake of the attack.

CNN: Attacks spark global red alert

This month, Yemen poured thousands of troops into the country's south to battle al Qaeda fighters and tighten security, officials said.

CNN: 28 al Qaeda killed, Yemen says

The Federal Aviation Administration is limiting the amount of luggage passengers can carry onto aircraft, in an effort to further tighten security at U.S. airports.

CNN: Recovery: Homeland security deputies appointed