The value of Hanyu Pinyin is in its large user base.

汉语拼音的价值就是在于有很多人在用.

All feature $40 to $50 billion market cap with a large user base, very strong financial resources.

这两家公司资金雄厚，都市值400至500亿美元，而且拥有庞大的用户群。

It's actually quite predictable how much chatter a post on Slashdot or Wikipedia will attract, according to a new study of several websites with large user bases.

根据对几个网站大量用户的调查研究，不出预料可以看到在Slashdot或Wikipedia上灌水是多么有吸引力。