YouTube is a place to discover, watch, upload and share videos.

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synon...

Oxford Advanced Learner

Twitter is without a doubt the best way to share and discover what is happening right now.

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Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the worl...

同步你的Instagram照片到人人、豆瓣和饭否，支持iPhone/Android客户端

Bored with generic social networks? Come join the fun on hi5! Every day, millions of people meet up, hang out, play games and have fun on hi5. Check ...

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest qualit...