The decline of community life is negating the work of welfare services.
社区生活的下降否定了福

的工作。
The decline of community life is negating the work of welfare services.
社区生活的下降否定了福

的工作。
It would take an ingrate great courage to work on ways to dispel such measures.
一个不知感激为何物的人理直气壮的否定这些措
。
Two noes make a yes.
否定的否定就是肯定。
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