miàn / duì / zhè / ge / qí / guài / de / xiàn / xiàng / kē / xué / jiā / men / bù / duàn / xún / gēn / jiū / dǐ

面对这个奇怪的现象，科学家们不断寻根究底。

Faced with this strange phenomenon, the scientists kept trying to get to the bottom of it.