Concretely, this means that strengthening the police force will not be enough to maintain social order. 具体来说,这意味着仅靠加强警察队伍的建设来维持社会秩序是不够的。收藏
We do not always know how to speak simply, concretely, in images which are familiar and intelligible to the masses 我们远不是随时都善于简单地、具体地、用群众所熟悉和懂得的形象来讲话。收藏
副词解释：