| 释义 |
proto·zoanBrE /ˌprəʊtəˈzəʊən/ NAmE /ˌproʊtəˈzoʊən/ noun (plural proto·zoans or proto·zoaBrE /ˌprəʊtəˈzəʊə/ NAmE /ˌproʊtəˈzoʊə/ ) (biology生物) a very small living thing , usually with only one cell , that can only be seen under a microscope原生动物▸ proto·zoanadjective |