Meaning of bō chū:
bō chū
播出
Verb
to broadcast; to air (a TV program etc)
Nà bù diànshìjù jiāng zài zhōu wǔ bōchū.
那部电视剧将在周五播出。
The TV drama will be broadcast on Friday.
Diànshì jiémù jiāng zài wǎnshàng bā diǎn bō chū.
电视节目将在晚上八点播出。
The TV program will air at 8 p.m.