The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来,农付劳动力正不断流向城市。
The cultivation of a hobby and new forms of interest is therefore a policy of the first importance to a public man.
因此,对一个从事社会活动的人来说,培养一种业余爱好和各种新的兴趣是头等重要的作法。