Translation
require further Production 要求, 需要, 想要
require further investigation 调查, 审查, 研究
research could expand 研究, 追究, 探讨, 做研究, 探究
research needs to establish 研究, 追究, 探讨, 做研究, 探究
research should focus on 研究, 追究, 探讨, 做研究, 探究
researchers in future 研究, 追究, 探讨, 做研究, 探究