When roles are unclear during review and inspection, smooth progress is difficult.

如果在检查过程中出现角色不明确的现象，那么就很难将检查过程顺利进行下去。

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Bilateral cooperation in the areas of energy and railway has made smooth progress and enjoys broad prospect.

两国在能源、铁路等领域的合作进展顺利，前景广阔。

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With the assistance of China, Tajikistan had made smooth progress in a number of its major infrastructure projects.

在中方帮助下，塔方一些重要基础设施项目建设进展顺利。

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Two goals from oscar Cardozo and one apiece from Pablo Aimar and Javi Garcia ensured Benfica's smooth progress, where they will now face either Marseille or FC Copenhagen.

CNN: Ibrahimovic rescues draw for Barcelona

With traffic and traffic lights there to confound smooth progress, putting a foot down when the road does finally open up is one of the few ways an urban driver can exert some control over a journey.

BBC: Traffic

His relatively smooth progress was jolted in the final set when he made a mad dash to retrieve a half-volley and hit the deck just after reaching the ball with a backhand, ending up sprawled on the rubberised hardcourt.

BBC: Murray starts with convincing win