Once enough people realize the need for recycling, more effective recycling systems can be put into use.
一旦足够多的人意识到回收的必要性，更有效的回收系统就可以投入使用。
The results showed that most of the projects in our province AIDS prevention has been completed and put into use, specifying the effective care of rescue groups.
结果显示，我省防艾各项工程大部分已竣工并投入使用，指定人群得到有效关怀救助。
The results showed that most of the projects in our province AIDS prevention has been completed and put into use, specifying the effective care of rescue groups.
结果显示，我省防艾各项工程大部分已竣工并投入使用，指定人群得到有效关怀救助。
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