Scientists were expected to conduct further tests to confirm the liquid was indeed soup and to identify the ingredients.

科学家将进一步研究，确定这个液体的确为汤，并找出制作汤的原料。

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But further tests on 23 December - including PCR tests carried out at the Chinese Center for Disease Control in Beijing - showed positive results.

但是12月23日的进一步检测—包括在北京中国疾病预防控制中心进行的聚合酶链反应试验—显示结果为阳性。

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So far the glasses are still a work in progress and have been accurate just 64 percent of the time, a figure which is expected to improve with further tests.

目前，这种眼镜还是个半成品，准确率仅为64%，这个数据有望通过实验进一步提高。

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However,the police are being careful and will do further tests to confirm the death.

VOA: standard.2009.09.17

Further tests involving vehicles made by the French manufacturer Renault will follow in 2013.

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Those with the highest level of risk can be prioritised for further tests and treatments.

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Professor Kinsley said further tests were needed to see if the findings applied to humans.

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