关于在线游戏行业术语的名词解释(10)

A unique user or unique visitor is the standard audience measurement unit on the web. It typically means a unique individual who has visited a website in the last 30 days, counted only once no matter how many times they visited. Some sites use different time frames (2 weeks, 3 months) for their uniques.

UGC (user-generated content)

UGC or user-generated content is content created by users within a game or website. Levels created on Little Big Planet, content built in Second Life or mods for first person shooters are all UGC.

XBLA

Xbox Live Arcade.

XBLIG

Xbox Live Indie Games. （source:gamesbrief）