"first see the light of day" in Chinese (Simplified)
首次问世首次面世
Definition
如果某事物首次问世，意思是它第一次出现或公开，比如一个新想法、新产品或新作品。
Usage Notes (Chinese (Simplified))
常用于描述新作品、发明或项目首次发布或公开，较正式，多见于新闻、故事讲述。类似于“被发布”“面世”。
Examples
The novel first saw the light of day last year.
这部小说**首次问世**是在去年。
His invention first saw the light of day in 2010.
他的发明**首次问世**是在2010年。
The famous painting first saw the light of day in a small gallery.
这幅名画**首次面世**是在一家小画廊。
That new software finally first saw the light of day after years of development.
那款新软件经过多年的开发，终于**首次问世**了。
Many classic songs first saw the light of day as demos before becoming hits.
许多经典歌曲**首次问世**时只是小样，之后才成为热门曲目。
It was years before her short stories first saw the light of day in print.
她的短篇小说过了多年才**首次被发表**。