英语语法分析

If good people do nothing there is a real possibility that an uninformed citizenry will extinguish the precious embers of medical progress.

如果好人什么都不做，一群无知的公民就有可能扑灭医学进步的宝贵火种。

He used the medium of radio when he wanted to enlist public support or reassure the citizenry.

当他想得到公众支持或恢复民信时，他使用广播作载体。

《柯林斯英汉双解大词典》

Attention should now move to the citizenry.

接下来应该将注意力转移到公民身上了。