A social utility that connects people, to keep up with friends, upload photos, share links and videos.

一个社会工具，大家联系起来，交朋友，上传照片，分享和视频链接。

youdao

How many of your old school friends do you keep up with?

你与多少老同学保持着联系？

《牛津词典》

I have a number of friends all over the world, so I've got constant activity to keep up with.

我在世界各地都有很多的朋友，所以我经常有连续不断的活动来保持联系。

youdao

It's to keep up with their friends, to mobilise them, to get involved in everything from politics to cleaning the local park.

BBC: Firms 'miss' social site success

Facebook allows us to keep up with all our friends at once and allows us not to repeat the same information ad nauseum.

WSJ: Readers Respond to Column on Facebook Behavior

The all-in-one PC provides a clutter-free work area with full desktop-equivalent performance, allowing customers to stay organized and efficient and keep up with family and friends.

ENGADGET: Dell adds XPS One 27 with 2560 x 1440 screen to its all-in-one lineup, prices start at $1,399 (video)