For example, the 19th - century Russian chemist Dmitry Mendeleyev became entranced with the relationship between the elements, the basic building blocks of the universe.
Misalnya, ahli kimia asal Rusia pada abad ke 19 bernama Dmitry Mendeleyev merasa takjub akan hubungan antara unsur - unsur, bahan dasar pembentuk alam semesta.