His daughter is always shy in public and she never dares to make a speech to the public

问题描述:

His daughter is always shy in public and she never dares to make a speech to the public
为什么前面用in public后面用in the public为什么前面不加the后面加

in public固定短语表示:在公共场合
the public也是固定用法:表示大众