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1·Many protozoa can be observed under the microscope.

显微镜下能观察到许多原生动物。youdao

2·All kinds of protozoa live in the pond.

池塘里生活着各种原生动物。youdao

3·These protozoa are beneficial to the ecosystem.

这些原生动物对生态有益。youdao

4·Protozoa swim freely in the water.

原生动物在水中自由游动。youdao

5·Researchers have discovered new protozoa.

研究人员发现了新的原生动物。youdao

6·There are a large number of protozoa in the ocean.

海洋中有大量的原生动物。youdao

7·Protozoa form a unique microbial community.

原生动物构成了独特的微生物群落。youdao

8·Children are very interested in protozoa.

孩子们对原生动物很感兴趣。youdao

9·The lake provides a habitat for protozoa.

湖泊为原生动物提供了栖息地。youdao

10·Protozoa also exist in the soil.

土壤中也存在原生动物。youdao

原生动物

1·The zooplankton, which encompass a wide range of little organisms from single-cell protozoa to creatures such as jellyfish, krill and copepods, provide the basic link in the ocean food chain.

浮游动物包含各种各样的小生物体，从单细胞原生动物到水母、磷虾和桡足类动物，为海洋食物链提供了基本的链接。

2·Researchers had thought that only single-celled organisms such as prokaryotes and protozoa could live in the oxygen-deprived environments of the deepest ocean.

研究人员一度以为，只有单细胞生物，如原核生物和原生动物，才能在深海缺氧环境中生活。

3·Viruses are already known to infect animals, plants, fungi, protozoa, archaea, and bacteria.

病毒已知感染动物，植物，真菌，原生动物，古菌和细菌。

4·The parasites concerned are protozoa belonging to the Trypanosoma genus.

涉及的寄生虫是一种原生动物，归类为锥虫属。

5·As long as the water is clear enough not to absorb the rays, exposing it to a discharge lamp will destroy the DNA of viruses, bacteria and protozoa that could otherwise cause illness when swallowed.

只要水足够清澈不吸收光线，放到放电管下就会破坏水中能引起疾病的病毒、细菌和原生动物的DNA。