基本解释n.(甲壳动物的)颚足；(昆虫的)颚肢同根派生 英汉例句In addition, these four kinds of megalopa are different on the fifth pleopod, third maxilliped and fifth pereiopod. 其次，四种蟳大眼幼体在第五泳足、第三颚足及第五步足都有较明显的差异。