yán / jiū / rén / yuán / zhèng / zài / guān / chá / xìn / xī / sù / duì / kūn / chóng / xíng / wéi / de / yǐng / xiǎng研究人员正在观察信息素对昆虫行为的影响。Researchers are observing how pheromones affect insect behavior.