astronomical

US /ˌæs.trəˈnɑː.mɪ.kəl/
UK /ˌæs.trəˈnɑː.mɪ.kəl/
"astronomical" picture
1.

天文的

relating to astronomy

:
The observatory is equipped with advanced astronomical instruments.
天文台配备了先进的天文仪器。
He has a deep interest in astronomical phenomena.
他对天文现象有浓厚的兴趣。
2.

天文数字的, 巨大的

extremely large or enormous

:
The cost of the new building was astronomical.
新建筑的成本是天文数字
They faced an astronomical amount of debt.
他们面临着天文数字般的债务。