voluntary organizationI短语⁷⁹⁸⁰² 基本例句 志愿组织 China claims some47 critically endangered animal species on the Red List of threatened species, kept by the World Conservation Union, a voluntary organization of concerned scientists. 中国称约有47种濒危动物在世界保护联盟名单上榜上有名。除此之外,未在此列的濒危物种还有扬子鳄和中华鲟。 ecocn