One of the most effective ways to concentrate is to write things down.

集中注意力最有效的方法之一就是把事情写下来。

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He can now concentrate on a project he'd originally put to one side.

他现在能集中做他以前暂时搁置一边的一个项目了。

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"They get spoiled and cannot concentrate on any one thing long enough to learn from it," said Lerner, a childhood development researcher.

“他们被宠坏了，无法长时间专注于一件事，也无法从中学到什么。”一名叫雷纳的儿童发展研究员说。

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They require a different line of thought and approach, and most tend to concentrate on one or the other.

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And, the lawmakers said, the British government should refocus its objectives in Afghanistan and concentrate on one priority: security.

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Sicily is much larger and they recommend not to cover the whole island in a week, but instead concentrate on one area.

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