某些转基因玉米品种可以生产一种天然杀虫剂，保护玉米免受以玉米为食的昆虫的侵害。
Certain genetically modified strains of maize produce a natural insecticide that protects against maize-eating insects.
它还保护我们免受病毒和自身免疫性疾病的侵害。
It also protects us from viruses and from autoimmune diseases.
在冰冷的地面上躺上几个小时后，只有一个薄薄的睡袋来保护你免受冰雨侵害，你的手指可能会麻木到几乎动不了。
After lying for hours on cold ground, with only a thin sleeping bag to protect you from rain or ice, your fingers would probably be so numb that you could hardly move them.
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