基本解释n.电鳗同根派生 英汉例句electric eel gymnotus numbfish 电鳗词组短语短语ORNATE NUMBFISH 彩纹电鳗numbfish h 电鳐英英字典柯林斯英英字典 any of several electric rays, such as Narcine tasmaniensis (Australian numbfish) 专业释义经济学电鳐生物学电鳐