A person's defence system will attack the virus.

人的防御系统会攻击这种病毒。

NASA described the mission as the first test of a planetary defence system to prevent a future asteroid collision with earth.

美国宇航局称此次任务是首次测试行星防御系统，以防止未来小行星与地球相撞。

Ukraine's leader is pleading for more air defence systems.

乌克兰领导人恳求拥有更多的防空系统。

To solve the problem, the city invested  in a one-of-a-kind new defence system.

为了解决这个问题，该市投资了一种独一无二的新防御系统。

Ukraine's president Volodymyr Zelenskyy yesterday urged G7 countries to send air defence systems more quickly.

乌克兰总统泽伦斯基昨天敦促七国集团国家更快地派遣防空系统。

The MoD is working on a new missile defence system, the Bruce-Partington Program it's called. The plans for it were on a memory stick.

国防部正在研制一种新的导弹防御系统，称为布鲁斯-帕廷顿计划。计划内容存在一根记忆棒上。

We've had, as in the past, the militant factions in Gaza firing rockets into Israel, most but not all of which are intercepted by Israel's Iron Dome missile defence system.

和过去一样，加沙的激进派别向以色列发射火箭，大部分但不是全部都被以色列的铁穹导弹防御系统拦截。

I think the idea that it was an attempted assassination is a bit far because, A, the Kremlin has got two Pantsir air defence systems around it.

我认为这是一次暗杀未遂的想法有点过分，因为，A，克里姆林宫周围有两个铠甲防空系统。

What you're looking at here is the city's latest  and most expensive flood defence system yet: a $7BN mechanised barrier called MOSE, that  promised salvation from a watery fate.

您在这里看到的是该市迄今为止最新、最昂贵的防洪系统：一个耗资 70 亿美元的名为 MOSE 的机械化屏障，它承诺从水灾中解救出来。