Need. Know. Accomplish

About.com is a valuable resource for content that helps people to solve the large and small needs of everyday life.

www.about.com - 2010-10-21 详细

JSON

JSON

www.json.org - 2010-12-15 详细

Slideshare

SlideShare is the best way to share presentations, documents and professional videos.

www.slideshare.net - 2011-1-4 详细

The National Academies Press

The National Academies Press (NAP) publishes authoritative reports issued by The National Academies of Science, Engineering, and Medicine (NASEM).

www.nap.edu - 2019-10-26 详细

NASA

NASA.gov brings you the latest news, images and videos from Americas space agency, pioneering the future in space exploration, scientific discovery and aeronautics research.

www.nasa.gov - 2019-10-26 详细

Columbia University in the City of New Y

www.columbia.edu - 2019-11-10 详细

The world’s leading software developmen

GitHub brings together the world’s largest community of developers to discover, share, and build better software. From open source projects to private team repositories, we’re your

www.github.com - 2019-12-9 详细

ESPN: Serving sports fans. Anytime. Anyw

Visit ESPN to get up-to-the-minute sports news coverage, scores, highlights and commentary for NFL, MLB, NBA, College Football, NCAA Basketball and more.

www.espn.com - 2019-12-9 详细

U.S. Department of State - United States

www.state.gov - 2019-12-9 详细

UCLA

UCLA advances knowledge, addresses pressing societal needs and creates a university enriched by diverse perspectives where all individuals can flourish.

www.ucla.edu - 2019-12-13 详细