2 调研 [調-] diàoyán (investigate-research) investigate, research: 市场 ~ research the stock market || 网上/在线~ go online to do research || 内部~ internal investigation ' tra investigate untersuchen 査 查 查
8669 民俗: folk customs; folkways: I investigated the folk customs of Finland. 8842 分布: distribution: They investigated the distribution of Japanese monkeys.