Therefore, science education and model construction should be correspondent with science enquiry. This essay tries to account for the relation between model teaching and science education.

本文就自然科学教育过程中的模型教学的意义及所存在的问题以及与科学教育的关系做一探讨。

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The BBC's defence correspondent, Rob Watson, at the conference, says Mr Larijani's comments are a sign that any efforts at reconciliation with Iran will be difficult and complex.

英国广播公司防务记者，罗布·沃森在会议上说，拉里·贾尼的评论是一个迹象。表明任何和解努力，在伊朗看来将是困难和复杂的。

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He'll be working in the Communications Department with Jenna Sampson, who came from Yahoo!, former CNN correspondent Alexa Lee and Emily Pinkerton, among others.

他将工作的公关部门有詹那·萨姆逊，来自雅虎，前CNN记者埃里克撒·李和艾米丽·平克尔顿，及其他一些人。

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This is believed to be the case with many other senior defectors, our correspondent adds.

BBC: Syria crisis: Military police chief al-Shalal defects

Ms. MOLLY MOORE (Paris Correspondent, Washington Post): Happy to be with you.

NPR: In Paris, Olympic Torch Inflames Protesters

The old-fashioned landmark was thought to be more in keeping with the surrounding architecture, BBC Rome correspondent Alan Johnston reports.

BBC: Venice removes Charles Ray Boy with Frog statue