以下为句子列表：
英文: Abstract: Considering the second nearest-neighbor interaction and cubic,quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration.It is shown tha
中文: 文摘:同时考虑次近邻谐振相互作用和三次方、四次方非谐相互作用，利用多重尺度结合准离散近似方法去计算晶格振动行为，发现一维非线性点阵中存在包络孤子及正扭结型包络孤子、反扭结型包络孤子，解释了自局域结构的幅度只取决于点阵中的固有参数的实验现象.
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英文: All proteases use water to cut their respective proteins, and enzymes in the aspartyl protease family employ a pair of aspartic acids to activate a water molecule for this purpose.
中文: 所有的蛋白酶都会利用水来切割其作用的蛋白质，而天冬胺酸蛋白酶家族的成员，则还会利用两个天冬胺酸分子来活化水分子，以利蛋白质的切割。
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英文: An iceberg floats in the bay at Kulusuk, Greenland near the artic circle. Scientists say global warming is shrinking glaciers.
中文: 北极圈附近的格陵兰岛地区的冰雪正在融化。科学家指出，全球气候变暖正在逐渐缩小世界上的冰河範围。
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英文: Another is the way that bad news comes to light in dribs and drabs, rather than in one cathartic revelation.
中文: 另外是坏消息是一点点出来的，而不是一股脑都显现出来。
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英文: As expected from the reaction mechanism, the carboxyl groups of aspartic and glutamic acid residues were not modified, while the amino groups that could react with the activated peptides were concomitantly protected by formylation.
中文: 如反应机理所预测的那样，天门冬氨酸和谷氨酸残基未被修饰，而能与活性肽反应的氨基则同时被甲酰化保护起来。
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