Copepoda
/ˌkəʊpɪˈpəʊdə/- Zoology a large class of small aquatic crustaceans, many of which occur in plankton and some of which are parasitic on larger aquatic animals【动】桡足纲动物。
派生词
copepod
/ˈkəʊpəpɒd/ noun词源
modern Latin, from Greek kōpē 'handle, oar' + pous, pod- 'foot' （because of its paddle-like feet）.