| 单词 | radiolarian |
| 释义 | Word Frequency radiolarian(ˌreɪdɪəʊˈlɛərɪən) noun any of various marine protozoans constituting the order Radiolaria, typically having a siliceous shell and stiff radiating cytoplasmic projections: phylum Actinopoda (actinopods) Word origin C19: from New Latin Radiolaria, from Late Latin radiolus little sunbeam, from Latin radius ray, radius |
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