To illustrate this, while there are currently about 135 million Internet users in the United States alone, there are only about 21 million in Latin America and 3.2 million in Africa.
以下情况就可以说明这一点：单在美国就有互联网用户1.35亿，而拉丁美洲则只有2,100万用户、非洲只有320万用户。