noun[ C ](also protozoon protozoa/ˌprəʊ.təˈzəʊ.ə//ˌproʊ.t̬əˈzoʊ.ə/)uk/ˌprəʊ.təˈzəʊ.ən/us/ˌproʊ.t̬əˈzoʊ.ən/
biologyspecialized原生动物;单细胞生物
any of various types of very small animals with one cell
Amoebas are protozoans.阿米巴虫是原生动物。
Protozoans reproduce by splitting into two.
更多例句
The protozoan that causes malaria can penetrate the gut wall and ultimately migrate to the mosquito's salivary gland, where it is injected into the mosquito's next victim.
Isosporiasis is caused by Isospora belli, a protozoan belonging to the family Apicomplexa.
These single-celled protozoa get shuttled among people and animals by several species of insects.