| 释义 |
secondary data noun [uncountable] (marketing 营销) information that was originally collected for a particular purpose and is then also used for another purpose or project 二手资料◆secondary data such as the results of public opinion polls and surveys are widely available on the internet. 民意测验结果等二手资料在互联网上可以广泛获取。 ➡ primary data |