| 释义 | aus·tral·or·bis \ˌȯstrəˈlȯrbə̇s, ˌäs-\ noun
 Usage: capitalized
 Etymology: New Latin, from Latin australis southern + orbis ring, circle
 : a genus of New World pulmonate snails (family Planorbidae) including important So. and Central American intermediate hosts of the schistosome (Schistosoma mansoni)
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