broad scale research

• 大规模研究,广泛研究

broad scale research的用法和样例：

例句

1. Extensive research has been done into this disease.
   对这种疾病已进行了广泛研究。
2. This work was followed by worldwide research aimed at improving understanding of the theory of stimulated emission in semiconductors.
   各国相继进行广泛研究，以进一步探讨半导体中的受激发射理论。