yán / jiū / rén / yuán / gēn / jù / yún / wù / jìng / jì / de / xíng / zhuàng / fēn / xī / dài / diàn / lì / zǐ / de / yùn / dòng / qíng / kuàng研究人员根据云雾径迹的形状,分析带电粒子的运动情况。Researchers analyzed the movement of the charged particle based on the shape of the cloud track.