树木起天然的保护作用，遮挡了阳光的照射。
这堵墙挡着常刮的风，起到一些保护作用。
研究发现适量饮酒有很强的保护作用。
The research found moderate drinking has a strong protective effect.
这些耳垢可以对耳朵起到清洁和保护作用。
事实上他们在保护皮肤免受紫外线上起作用了。
These actually play a role in protecting skin from ultraviolet light.
采用这个简单的习惯可以在保护你的身体健康方面发挥重大作用。
Adopting this simple habit can play a major role in protecting your health.
有些杀虫剂对保护人类及动物健康起着至关重要的作用。
Some of the pesticides are essential for protecting human and animal health.
卵巢摘除后这样的保护作用就消失了。
您当地的儿童保护服务部门是如何起作用的？
How effective is your local child protective services department?
相反，我们找到了抗库鲁的基因，是起保护人脑作用的。
Instead, we found the complete opposite, which is that it was protective.
其他人则建议高水平的维生素d含量将不具有保护作用甚至有危险。
Others have suggested high levels may not be protective, and could even be dangerous.
它也发现这种保护作用随年龄增加而增加。
It also found that the protective effect increases with age.
这巨大的风土还有一个作用，就是保护下面的地宫。
This huge mound has another function, that is to protect the underground palace.
它对电力的生产、输送、分配应用起着转换、控制、保护和调节作用。
It to power production, transmission, distribution application plays conversion, control, protection and regulatory role.
当然法律的作用就在于保护每一个人的权利。
Surely the function of the law is to protect everyone's rights.
这是对父母的作用提供这种保护。
但是具体纤维是如何发挥保护作用尚未得知。
But exactly how fibre exerts a protective effect is unknown.
能引起疱疹的病毒类型本身是乎没有保护作用。
The type that causes herpes itself does not seem to have a protective effect.
最近在啮齿类中的研究表明GLP-1对脑组织起保护作用。
Recent research in rodents suggests a protective effect of GLP-1 on brain tissue.
它们白色的皮毛，在雪中起保护色的作用。
但似乎祖父母还有一个更加重要的作用——保护物种的生存。
But it seems grandparents have a more crucial role - survival of the species.
其对泌尿道的保护作用较少认识。
Protection against urinary tract infection is less recognised.
表明铝胁迫时粘胶层具有保护根尖的作用。
These proved mucilage could protect root tip from Al injury.
如果你把摄像机对准纪念性建筑，就会起到保护作用。
结果二者之间有一定的交叉保护作用。
The result was that the two isolates had certain cross protection.
结果二者之间有一定的交叉保护作用。
The result was that the two isolates had certain cross protection.
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