He will pursue a trade policy that protects American workers.

他将努力实行保护美国工人的贸易政策。

The wax protects and cleans the ear.

这些耳垢可以对耳朵起到清洁和保护作用。

Air protects the earth.

空气保护地球。

The sheep dog protects the sheep from danger.

牧羊狗保护羊群不受危害。

As a result, salt protects food and many other things.

因此，盐可以保护食物和其他许多东西。

It also protects us from viruses and from autoimmune diseases.

它还保护我们免受病毒和自身免疫性疾病的侵害。

That slows the plant's metabolism and protects its dried-out tissues.

这减缓了植物的新陈代谢，保护了其干枯的组织。

A cast or splint protects bones that are fractured or otherwise injured.

铸板或夹板能够保护骨折或其他受伤的骨头。

This same effect protects you when you pinch out candles with wet fingers.

当你用湿手指掐灭蜡烛时，同样的效果也会保护你。

Insulation protects the leatherback everywhere but on its head and flippers.

除了头部和鳍状肢外，棱皮龟的全身都有鲸脂保护。

A copyright protects the creator of an original artisitic or intellectual work, such as a song or a novel.

版权保护原创艺术作品或脑力劳动成果 （如歌曲或小说）的创作者。

The biggest was the Endangered Species Act of 1973, which protects imperiled animal species from extinction.

其中最著名的是1973年的《濒危物种法案》，该法案旨在保护濒临灭绝的动物物种。

"Encapsulation protects cells from getting killed by the immune system and would contain teratoma cells," says Weir.

“封装能保护细胞免遭免疫系统攻击，并且会含有畸胎瘤细胞。” Weir 说。

Certain genetically modified strains of maize produce a natural insecticide that protects against maize-eating insects.

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。

It's the way to store energy in a place that protects it, packs it away, and keeps it for pregnancy and for nursing the baby.

把能量储存在一个地方，保护起来，为怀孕和养育孩子备用。

While one protects the individual from violence, the other sacrifices the individual to violence in the interests of the state.

一方面保护个人免受暴力，另一方面为了国家的利益而使个人遭受暴力。

It protects you from minor and major medical expenses that can wipe out not only your savings, but you dreams of an education abroad.

它保护你免受大大小小的医疗费用，这些费用不仅会花掉你的积蓄，还会毁掉你出国留学的梦想。

Healthy lungs produce a natural antibiotic that protects them from infection by routinely killing harmful bacteria on airway surfaces.

健康的肺部会产生一种天然的抗生素，通过杀死呼吸道表面的有害细菌来保护肺部不受感染。

Plant life balances ecosystems, protects watersheds, mitigates erosion, moderates climate and provides shelter for many animal species.

植物平衡了生态系统、保护了流域、减缓了侵蚀、缓和了气候，为许多动物物种提供了庇护所。

For example, the hereditary hemochromatosis mutation protects carriers from iron-deficiency because the mutated gene allows increased efficiency of iron absorption.

例如，因为突变的基因可以提高铁的吸收效率，所以遗传性血色素沉着病突变可以保护带菌者不缺铁。

The balloon, a transparent structure that varies in design according to the type of appendicularian inhabiting it, also protects the animal and helps to keep it afloat.

气球是一个透明的结构，根据栖息在气球上的阑尾鱼的类型，气球的设计也有所不同，它还能保护动物，帮助它们保持漂浮。

"Hugging protects people who are under stress from the increased risk for colds that's usually associated with stress," notes Sheldon Cohen, a professor of psychology at Carnegie.

卡耐基大学的心理学教授谢尔登·科恩指出：“拥抱保护身处压力之下的人，免受更大的患感冒的风险，而这种风险通常与压力相关。”

It protects against environmental hazards such as wind and sun.

它防范诸如狂风和烈日等环境危害。

The suit also protects them from harmful radiation and fast-moving space dust.

宇航服还能保护他们免受有害辐射和快速移动的太空尘埃的伤害。

It protects you from minor and major medical expenses that can wipe out not only your savings, but your dreams of an education abroad.

它帮你免除大大小小的医疗费用，否则这些费用不仅会花掉你的积蓄，还会毁掉你出国留学的梦想。

It protects the underlying viable epidermis.

它保护下面的活性表皮。

El valiente león protege su territorio. (The brave lion protects his territory. )

勇猛的狮子保护它的领域。

They are trying to find their way through the zona pellucida, the membrane that surrounds and protects the egg. 

它们试图找到通过保护卵细胞的透明带的路。

It also protects the heart.

同时它也能保护心脏。

This is an enzyme that protects DNA.

这是一种保护DNA的酶。