历象
lì​xiàng

to calculate celestial paths

历象 曆象 lì​xiàng
to calculate celestial paths
to calculate or observe the movements of the sun, moon, and stars in order to create a calendar or determine time; specifically mentions calculations of heavenly bodies
celestial phenomena
astronomical phenomena or the appearance of the stars, sun, and moon in the sky

Frequency
Written text
0.028 per million

Sources
Frequency data
BCC Corpus (BLCU)