Warning: file_put_contents(): Only 0 of 5143 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/62383.com/index.php on line 55 Unio是什么意思，Unio的翻译，Unio音标、读音、用法和例句_流逝汉英词典
Any of several freshwater bivalve mollusks of the genera Anodonta and Unio,found in the central United States,that burrow in the sand or mud of lakes and streams. 淡水蚌，發現於美國中部的無齒貝屬和珠蚌屬幾種淡水雙殼軟躰動物的一種，在湖和河中的沙中或泥中挖洞。