shēn​chén​mǎo​yǒu

polar opposites

参辰卯酉 參辰卯酉 shēn​chén​mǎo​yǒu
polar opposites
(literary) Used to describe people or things that are completely separated, incompatible, or in direct opposition to one another; based on the fact that the stars shēn and chén are never in the sky at the same time, and the hours mǎo (5-7 AM) and yǒu (5-7 PM) are on opposite sides of the day
right and wrong
(literary) The facts of a matter; the rights and wrongs of a situation