Meaning of dà xíng:
dà xíng
大型
Adjective
large; large-scale
Tāmen zhèngzài jǔbàn yīgè dàxíng yīnyuè huì.
他们正在举办一个大型音乐会。
They are hosting a large concert.
Tāmen jìhuà jǔbàn yí gè dàxíng yīnyuè huì.
他们计划举办一个大型音乐会。
They plan to organize a large-scale concert.