每个蓝圈代表一条推特信息，其大小由跟随回复信息量的多少决定。

Each blue circle is a tweet, and they are sized by number of retweets.

youdao

每个蓝圈代表一条推特信息，其大小由跟随回复信息量的多少决定。

Each blue circle is a tweet, and they are sized by number of retweets.

youdao