天体演化学

cosmogony

day / sky / heaven

celestial body / nude body

body / form / style / system / substance / to experience / aspect (linguistics)

to develop / to evolve / to practice / to perform / to play / to act

to evolve / evolution

variant of 花[hua1]

to make into / to change into / -ization / to ... -ize / to transform / abbr. for 化學|化学[hua4 xue2]

chemistry / chemical

to learn / to study / to imitate / science / -ology