Bch
abbr. 廣播信道（Broadcast Channel）
??? 情景例句
Genetics is a whold new industry with huge market potential.
基因是一門新興產業且擁有巨大的潛在市場。
What is the sort of furture?
這是什么風格的家具？
He may gently reprimand an official or even suggest to parliament that a law the altered.
他可以善意地批評某位官員，也可以甚至向議會提議修改某項法律。