Cheondo@Cheonmun 천도(天道)@천문
RO : Cheondo@Cheonmun MC : Ch’ŏndo@Ch’ŏnmun
Categories : Scholarship·Science and Technology>Natural Sciences
UF :
Ch'ŏndo Hanŭl ŭi ttŭt (the ttŭt of heaven)
Heavenly Way
RT :
Honcheonui
BT :
Cheonmun