世界知识产权组织[协] 世界知识产权组织[协] - The world’s number one source for global intellectual property patents, industrial designs, copyright, trademarks etc. information, resources, and services.
w3c w3c - The World Wide Web Consortium W3C is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards.
阿根廷总统府[阿根廷] 阿根廷总统府[阿根廷] - Sitio oficial de la Casa Rosada, con noticias e información sobre el Palacio de Gobierno de la gentina, datos sobre las visitas guiadas y fotos.