be on broad中文什么意思

例句与用法

1. As an effective technique to nontrivially extract previously unknown and potentially useful information from very large amount of data , data mining and relative algorithms have been on broad research recently and got a wide range of applications
   作为从大规模数据中发现隐含知识的有效技术，数据挖掘以及相关算法的研究在近年来引起了人们广泛的兴趣，并被应用到大量的相关领域。