单词 | Salmon Louse |
释义 | Salmon Louse《英文msh词典》Salmon Louse [同义词] Salmon Louse [主题词] Copepoda [英文释义] A huge subclass of mostly marine CRUSTACEA,containing over 14,000 species. The 10 orders comprise both planktonic and benthic organisms,and include both free-living and parasitic forms. Planktonic copepods form the principle link between PHYTOPLANKTON and the higher trophic levels of the marine food chains. |
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