They also marked another date, June 6, the transit of Venus across the sun.

同时也标注了另一个日子，6月6号，这一天将发生金星凌日。

youdao

They also marked another date, June 6, the transit of Venus across the sun.

同时也标注了另一个日子，6月6号，这一天将发生金星凌日。

youdao