• 广泛的调查

extensivelyadv.广泛地；大规模地extensiveadj.广泛的；广阔的；广大的；大量的extensive investigationism泛侦查主义extensive-reading course泛读课程extensive product strategy开放性产品策略extensive loveof communism“共产主义博爱”extensive reading practice泛读教学模式extensively adapter system扩展适配系统Extensive Gateway Protocol广泛网关协议extensive cultivating crop粗放耕罪extensive load distribution大面积堆载extensive-range equipment扩大量限仪器

1. His erudition comes from his assiduous study.
   他的博学来自他的刻苦钻研。
2. Even if the best graduate want to study ceaselessly to be a well-read man.
   即使最优秀的毕业生，要想成为一个博学的人也要不断地学习。