ra·di·o·lar·i·an /ˌredioˈlæriən, ˈlɛr-/
  散線蟲類的各類動物
  Ra·di·o·la·ri·an a. Zool. Of or pertaining to the Radiolaria. -- n. One of the Radiolaria.
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  radiolarian
       n : protozoa with amoeba-like bodies and radiating filamentous
           pseudopods