干扰素(IFN)系统是脊椎动物抵抗病毒入侵的第一道防御系统。
Interferon (IFN) system is the first line of defense against virus invasion in vertebrate.
因为事实上，欧洲和加拿大是我们的第一道，也是最有效的一道防御屏障。
Because the fact is Europe and Canada are our first and best lines of defense.
所以这就需要家长和青少年患者本身要做好预防癫痫病工作，要为孩子在心理筑上一道防御的城墙。
So this requires parents and adolescents with epilepsy, their prevention work to do to build on for the children to join in the psychological defense wall.
人体的循环系统里有一些有害的化学物质，血脑屏障是一道防御这些有害物质的天然屏障，但这道屏障同时也将治疗药物隔于脑外。
This barrier is a natural defence against potentially harmful chemicals floating around the body but has also stopped useful drugs reaching the brain as well.
接踵而来的第三道防御，略窄于前面一道，所以，从远处看，这个岛就像一个巨大的婚礼蛋糕。
When it was finished, yet a third ring of defences was built, slightly narrower than the one before, so that from faraway the island resembled an enormous wedding cake.
那是因为雌激素会对抗一种特定的酶，这是一种会妨碍身体防御细菌病毒的第一道防线的酶。
That's because estrogen confronts a certain enzyme that often hinders the body's first line of defense against bacteria and viruses.
这种只愿意承认童年时光美好的天真幼稚的倾向，或许是人类一种自我保护的机制，人们用它来建起一道壁垒，防御未来道路上的种种困难。
This innocent, infantile inclination to acknowledge only the positive may be a protective mechanism designed to build up our morale as a bulwark against difficulties ahead.
是防御疾病的第一道防线。
血细胞作为免疫防御的第一道防线，在软体动物的非特异性免疫系统中具有重要作用。
Haemocytes, as the frontier line of immune defence, play vital roles in the innate immune system of molluscans.
自然杀伤（NK）细胞是天然细胞免疫系统的重要组成部分，是防御病毒感染的第一道防线。
Natural killer (NK) cells are an important component of the innate cellular immune system which provide a first line of defence against viral infections.
电力设备的安全运行是避免电网重大事故的第一道防线，而电力变压器是这道防御系统中最关键的设备。
The safety of the operation of power equipment is first line of defense to avoid major accidents grid, which is the most critical defense systems for the power transformer equipment.
从核安全纵深防御的角度，为了再多增加一道安全屏障，设置了二次安全壳。
In order to add an additional protection from the view point of nuclear safety defence in depth, the secondary containment is adopted.
近年发现，它能诱导中性粒细胞、巨噬细胞和肥大细胞等免疫细胞的凋亡，从而逃避宿主的第一道免疫防御机制。
Recently, it has been found that the bacteria can induce apoptosis of the immunocytes such as neutrophils, macrophages and mast cells to escape from the first immune defense mechanism of the host.
完整的皮肤是人体自然防御体系的第一道防线。
The complete skin is the first defensive line of the natural defensive system of human body.
入侵检测系统以数据分析为核心采用主动防御的策略，己经成为网络安全的一道重要屏障。
Intrusion detection has become a strong barrier to defend net intrusion because of initiative recovery strategy of focusing on data analyzing.
雌激素的存在因此可以在先天性免疫防御能力方面起到有益作用，此防御能力即代表了机体抵御病原体侵袭的第一道屏障。
The presence of estrogen would therefore have a beneficial effect on innate immunity, which represents the body's first line of defence against pathogenic organisms.
雌激素的存在因此可以在先天性免疫防御能力方面起到有益作用，此防御能力即代表了机体抵御病原体侵袭的第一道屏障。
The presence of estrogen would therefore have a beneficial effect on innate immunity, which represents the body's first line of defence against pathogenic organisms.
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