防御

结成联盟往往是为了共同防御。

Leagues are commonly made for mutual defense .

我们必须确保我们的防御没有漏洞。

We must see that there is no gap in our defense .

防御全面进攻是不可能的。

It is impossible to defend against an all-out attack .

人体对疾病具有先天性防御机制。

The body has natural defence mechanisms to protect it from disease .

幽默是比暴力更有效的防御武器。

Humour is a more effective defence than violence .

这个村庄毫无防御能力。

The village is defenceless against attack .

为什么英国要坚持消减其军事防御力量？

Why does Britain persist in running down its defence forces ?

政府已经开始沿东部边境修筑防御工事。

The government has started building fortifications along its eastern border .

这一起对毫无防御能力的孕妇的袭击，令人无比震惊。

This was a sickening attack on a pregnant and defenceless woman

这一地区非常平坦，根本没法进行防御。

The land was flat , giving no scope for defence

该防御工事能抵御当时所使用的各种进攻手段。

The fortress was proof against the techniques of attack then in use

军官们打算重新夺回该市的防御区。

Officers were going to retake sectors of the city .

这些改革的目的之一就是以最低成本实现有效的防御。

One aim of these reforms is effective defence with minimal expenditure .

如果没有防御体系，欧洲政治联盟就不完整。

European political union would be incomplete without a defence element

国家需要有一定的防御能力，以应对不可预知的情况。

The country needs a defence capability as insurance against the unexpected .

欧洲石器时期最大的土木防御工事位于威尔特郡的西尔布利山。

Europe 's biggest Stone Age earthworks are at Silbury Hill in Wiltshire .

政府说这些举措纯粹是出于防御目的。

The government said the moves were purely defensive .

为防御可能发生的空袭，该城市正在建防空洞。

The city 's bomb shelters were being prepared for possible air raids .

美国最优先考虑的是帮助各国自卫防御。

America 's priority is to help nations defend themselves

这些防御工事用于阻止坦克等车辆前进。

The defences are intended to obstruct any advance by tanks and other vehicles .

检查站因为军事上无法防御而被舍弃。

The checkpoint was abandoned as militarily indefensible .

军方随时准备由防御立场转向备战立场。

The military machine is ready to change its defensive posture to one prepared for action

圣徒队一度防御能力很强，现在却成了联盟里防守漏洞最多的队伍。

Once a tough defensive team , the Saints now have the most porous defence in the league .

有些人认为这种程度的补偿实质上是阻止任何投标对手的“毒丸”防御。

Some believe this level of compensation is essentially a poison pill to put off any rival bidders .

经过6周的轰炸，他的防御已经不堪一击，在这种极端情况下他才愿意离开。

Only in extremity , when his defences had been reduced by six weeks of bombing , was he ready to leave .

长城曾用来防御军事侵略。

The Great Wall was once used to defend against military aggression .

他们用马车搭起路障，加强村子的防御。

They fortified the village with barricades of carts .

政府在这一地区构筑防御工事抵御进攻。

The government fortified the area against attack .

进攻是最好的防御。

Offensive is the best defence .

我们将把兵力加进防御互助条约。

We will put military muscle into the mutual defence pact .