But, we must also step up efforts to increase agricultural productivity.

但是我们也必须加大努力，提高农业生产率。

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In the future, we will further step up law enforcement efforts to protect IPR.

今后我们将继续加强知识产权保护的执法工作。

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But the economic crisis is forcing them to step up their efforts.

但经济危机正迫使他们加大努力。

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But the economic crisis is forcing them to step up their efforts.

但经济危机正迫使他们加大努力。

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