白细胞帮助身体抵抗疾病。

White blood cell helps the body fight diseases.

免疫系统帮助身体抵抗疾病。

The immune system helps the body fight diseases.

免疫学研究人体如何抵抗疾病。

Immunology studies how the body fights diseases.

母乳含有抗体，可以帮助婴儿抵抗疾病。

Breast milk contains antibodies that help babies fight off illnesses.

让植物自由的生长，接触空气和水分，抵抗疾病。

Leave plant stems free to catch air and moisture and resist disease.

一个是开发新的能抵抗疾病和适应干燥环境的种子；

One is to develop new seeds that resist disease and dry conditions.

它产生T细胞负责抵抗疾病和抵消压力影响.

It produces T cells responsible for fighting off disease, and is adversely affected by stress.

建立起它自己的抵抗疾病的防御系统需要几个月时间。

It takes several months to build up its own resistance to disease.

睡眠可以消除身体疲劳而且能够储存抵抗疾病侵袭的必要活力.

Sleep refreshes the body and restores the energy necessary to fight disease.

她的产奶量要高于她的沙希华牛母亲，同时也比她的西门塔尔牛父亲更强壮，更能抵抗疾病。

She's milkier than her Sahiwal mom, and she's sturdier and more resistant to disease than her Fleckvieh father.