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For statically determinate frames , the stress - resultants at all sections may be found by statics alone.对于静定刚架只用静力学就可以求出所有截面上的内力....
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狂笑症...
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phenomenon的近义词有：marvel, miracle, wonder, phenomenon。下面这些名词均含"奇迹"的含义：marvel：侧重异乎寻常，奇怪，从而使人好奇。miracle：一般指被认为是人力所办不到的奇异之事。wonder：通常指使人惊奇的事迹、人物或景观，主要指人创造的奇迹。phenomenon：指罕见的现象或奇人、奇事。...
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handshake的复数形式为：handshakes...
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n.蛙( frog的名词复数 )，（对法国人的蔑称）...
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动力流动的...
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v.使成联邦，使同盟( federalize的第三人称单数 )...
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dimidium的音标：dimidium的英式发音音标为：[dɪ'mɪdɪəm]dimidium的美式发音音标为：[dɪ'mɪdɪrm]...
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n.褐云母...
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“牙鳕”的英语可以翻译为：whiting...
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The craze for roller skating spread throughout the U.S.滑旱冰在全美风靡一时。They all went skating together in the winter.他们冬天一起去溜冰。I love watching ice-skating on television.我喜欢看电视上的溜冰表演。...
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He has never exhibited the self-confidence, bordering on arrogance, of his predecessor.他从未表现出他前任的那种近乎傲慢的自信。Lacking self-confidence and maturity, many teenagers are left feeling very vulnerable.许多十几岁的孩子既缺乏自信又不够懂事，所以感情上十分脆...
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adj.愤怒的...
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“自拍”的英语可以翻译为：autodyne，auto heterodyne ，selfie...