They had their own astrolable marked with the symbol, time and each of the positions of a star around the year.

他们有自己的观象仪，上面有星宿的符号、时间以及它在全年的几个方位。

youdao

They had their own astrolable marked with the symbol, time and each of the positions of a star around the year.

他们有自己的观象仪，上面有星宿的符号、时间以及它在全年的几个方位。

youdao