Zhou dynasty school / disperse / fall apart

(archaic) antique, old-fashioned / (colloquial) ancient

ancient times, antiquity, remote ages

a piece of research, a study, investigation

to research, to study

(chiefly women's speech) first person singular pronoun: I, me

morning

(historical or contemporary) any of several kingdoms, empires, or states of the Chinese people

the central part of a country, historically, commonly known as the capital city or the main region, where an emperor or other ruler resides / something within a country

Short for 中国地方 (Chūgoku chihō): the Chūgoku region of Japan