6月8日，一年两次的欧佩克会议在维也纳举行，会议笼罩在一片不和谐的氛围中，对于一个致力于"协调、整合"其成员国政策的组织来说，这显得尤为不幸。
FOR an organisation committed to “co-ordinating and unifying” the policies of its members, the lack of harmony on display at the twice-yearly OPEC meeting in Vienna on June 8th was rather unfortunate.
在8月17日一年两次的美国化学学会会议上，研究人员报道了模仿蠕虫蛋白质化学合成的一系列聚合物。
On 17 August at the biannual meeting of the American Chemical Society, researchers reported synthesizing a series of polymers that mimic the worm proteins' chemistry.
在8月17日一年两次的美国化学学会会议上，研究人员报道了模仿蠕虫蛋白质化学合成的一系列聚合物。
On 17 August at the biannual meeting of the American Chemical Society, researchers reported synthesizing a series of polymers that mimic the worm proteins' chemistry.
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