以下为句子列表：
英文: A comprehensive description of the application of and research on ultrasound in waster treatment in recent years is given. Further, the existing technical problems and the developmental trend are discussed.
中文: 摘要综合介绍了近年来超声波技术在废水处理中的应用及研究进展，并对目前的研究成果和今后的发展做了探讨。
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英文: A curious phenomenon has long puzzled developmental psychologists: Why do babies seem incredibly smart in some experiments yet utterly clueless when tested with other tasks designed to measure the same knowledge?
中文: 长久以来，发展心理学家一直对一个奇妙的现象感到困惑：为何婴儿在某些实验中看起来聪明得令人难以置信，但在其他设计来测量相同知识的测验中，却又一副完全不知所以然的样子？
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英文: A developmental disorder in an embryo.
中文: 胚胎病胚胎发育的紊乱
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英文: A lot of pilots are qualified to fly developmental test, but they might not have the Weapons School credential that allows Air Combat Command to trust their opinions more easily.
中文: 也有许多飞行员可以飞研发试飞，但他们可能没有武器学校的文凭来使空战司令部更轻松地认可他们的选择。
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英文: “Mutations in NOTCH 1 cause an early developmental defect in the aortic valve,” said Dr Vidu Garg, an assistant professor of paediatrics and molecular biology.
中文: 「NOTCH 1基因突变，引起主动脉瓣膜的早期发育缺陷，」小儿科和分子生物学助理教授维杜．加尔格博士表示。
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