These front-line defences are backed up by armoured units in reserve.
前线防御有后备装甲部队的支援。
He emphasized the need to maintain Britain's defences at a level sufficient to deal with the unexpected.
他强调需要将英国的防卫力量维持在足以应付突发事件的水平。
Mrs Merkel has shored up her defences.
默克尔已经强化了她的防御措施。
Some foods positively bolster your defences.
某些食物确实能增强你的防御。
Instead, they are suggesting improvements to its defences.
与之相反，他们正建议改善其防御。
Yoann Gourcuff The France and Bordeaux midfield player is adept at unlocking defences.
约翰·古尔库夫：在波尔多效力的法国中场球员擅长撕开防守。
Other defences are actions, rather than things, some of them automatic and some of them not.
其他的防护措施，不是静止的物体，有些是自动完成的过程，而有些则不是。
Instead of erecting a single barrier, they now set up several lower defences that reduce rust's harm.
他们不是架设一个单独的障碍，而是设置几个低级别的防御，来减少锈病的危害。
Their own environment includes polluted waterways where strong defences against pathogens are a must.
它们生存的环境就包括受到污染的水域，在这种地方，它们必须具有对病原体的强大防御能力。
The first time you get infected, your immune system has to rely initially on innate, non-specific defences.
首次感染时，免疫系统最初依靠先天非特异性防御。
The defences have failed badly at all three of the reactors which were running at the time the earthquake hit.
地震发生时正在运行的三个反应堆的安全防护装置遭到了严重损毁。
ANTIBODIES - the linchpin of our natural defences against bacteria and viruses - may also protect us from strokes.
抗体——人类抵抗细菌和病毒的天然防护的关键——也可能保护我们免遭中风。
Bacteria have defences against viruses in the form of chemicals called restriction enzymes, which chop up foreign DNA.
细菌有一种对病毒的防御机制：一种叫做限制性内切酶的化学物质可以切断外源dna。
The court ruled unanimously that this would deprive Walmart of defences in individual cases that it was entitled to.
法院一致认为，这样的裁决会使沃尔玛在个案官司中丧失本应拥有的辩护权利。
Most of the teams had compact defences and used a zonal marking policy, but could switch to man-marking if necessary.
9“大部分球队采用密集防守和区域防守战术，但是在必要时也会转变成盯人。
AMERICA and other countries still have to fine-tune their cyber-defences to distinguish mere nuisances from real menaces.
美国与其他国家仍须调整网络防御措施，以区分单纯的滋扰和真正的威胁。
One report suggests he was in charge of several road checkpoints around the capital, which were a key part of security defences.
一份报道显示，他负责首都周围几个道路检查点的安全，这是安全防御的关键部分。
The rush to build takeover defences follows legal changes that have made it easier for foreign companies to buy Japanese groups.
建立并购防护措施的行动源自于日本法律的变化，这种变化降低了外国公司收购日本企业的难度。
In America "poison pill" defences are still legal, and many states have laws that prevent local companies being bought by foreigners.
在美国“毒丸”防御[1]仍然合法，而且很多州都有防止本地企业被外国资本收购的法律。
Ca2 + stimulates enzymatic systems that help trigger the body's immune defences - the investigators wondered if Pb2 + did the same.
Ca2 +可以激发酶系统，从而帮助引发人体免疫反应——科学家们想知道Pb 2 +是否有相同的效果。
In the past couple of years they have renewed their cross-shareholdings and built takeover defences, which protect them from outsiders.
在过去的两三年里公司对交叉控股进行升级并建立起并购防御。
It could also improve blood flow in cells, which protects healthy cells but leaves cancer cells vulnerable to the body's natural defences.
另外，这种治疗方法增加了细胞的血液供应，保护了正常细胞，使癌细胞更易于被机体的自然防御系统所攻击。
Adequate nutrition is key to improving children's natural defences, starting with exclusive breastfeeding for the first six months of life.
充足的营养是改善儿童天然防御功能的关键，首先要在出生后头6个月完全进行母乳喂养。
Us marines were seen on the roof of the embassy building assessing the situation and checking their defences were robust, correspondents say.
记者称，可以看到美国海军陆战队员在使馆建筑屋顶评估局面，判断他们的防御是否有力。
However, shareholder activists have in recent years had great success in getting poison pills and other defences against hostile takeovers removed.
然而近些年股东积极主义者在消除毒丸和其他抵御措施方面进展巨大。
Mario Balotelli insists he is happy at Manchester City and has warned Premier League defences that he is still some way from reaching his best form.
马里奥·巴洛特利坚称他在曼城过得很愉快并警告英超联赛的后卫们他还远未到达他的巅峰状态。
Others reckon it would be more practical (and less costly) to help to build sea defences for the Niger and Nile deltas and to protect Congo's rainforest.
另一些人觉得此法切实可行(降低了成本)，可以帮助尼日尔和尼罗河三角洲地区修建沿海防护工程，以及保护刚果的热带雨林。
Others reckon it would be more practical (and less costly) to help to build sea defences for the Niger and Nile deltas and to protect Congo's rainforest.
另一些人觉得此法切实可行(降低了成本)，可以帮助尼日尔和尼罗河三角洲地区修建沿海防护工程，以及保护刚果的热带雨林。
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