They have a customer base of 21 million people.他们有2,100万的客户群。
Vodafone increased its customer base by 4.2 million.沃达丰公司的客户群人数增长了420万。
英汉双解词典包含368430条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。