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N, N - Diisopropylethylamine ( DIPEA ) was prepared from diisopropylamine ( DIPA ) and diethyl sulfate ( Et _ 2 SO _ 4 ).以二异丙胺 ( DIPA ) 、硫酸二乙酯 ( Et2SO4 ) 为原料合成N, N二异丙基乙基胺 ( DIPEA ).RP - HPLC absolute calibration curve me...
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Fries the golden organization with underground periphery to compare, the Gaud gold is not illegal.与地下外围炒金机构相比, 高德黄金并不“不违法”.The professional said that similar Gaud gold's this kind of enterprise, surmounted many supe...
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voluptuous的音标：voluptuous的英式发音音标为：[və'lʌptʃuəs]voluptuous的美式发音音标为：[və'lʌptʃuəs]...
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谈到他时，她拭去了脸上的泪水。She brushed away tears as she spoke of him.我假装拭去一只眼睛里的沙粒。I pretended to rub a fleck of grit from one eye.他拭去了汽车座位上的灰尘.He dusted down the seats of the car....
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bipolar的音标：bipolar的英式发音音标为：[ˌbaɪ'pəʊlə(r)]bipolar的美式发音音标为：[ˌbaɪ'poʊlər]...
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predating的音标：...
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“内陆”的英语可以翻译为：inland，interior，landlocked，[电影]Terraferma...
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Some stretches of beach are completely underwater at high tide.海滩上有些地方在涨潮时完全淹没在水中。We got to the beach at five of one in the afternoon.我们下午1点差5分的时候到达海滩。Issa's white beach hat gleamed in the harsh lights.伊萨的白色沙滩帽在刺眼的阳...
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这些毛巾很吸水。The towels are highly absorbent.这种物质容易吸水.This kind of material absorbs water easily.干土吸水很快.Dry earth absorbs water quickly....
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rate的第三人称单数（三单）为：rates...
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The woman is always scolding the children in our neighbourhood.那个妇人常责骂我们附近的孩子.My mother became too ill to work and I began to do chores in the neighbourhood.妈妈病得不能上班了,我就开始在街坊里干些零碎事儿.He was born and grew up in the Flatbus...
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n.挂毯( tapestry的名词复数 )，绣帷，织锦v.用挂毯（或绣帷）装饰( tapestry的第三人称单数 )...
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The spectral analysis techniques have been applied to the gemological study and gemstone identification.波谱分析技术已被成功地应用于宝石学研究和宝石鉴定领域.The gemstone is 28.6 millimetres high and weighs 139.43 carats.这块宝石高28.6毫米,重139.43克拉。He b...
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用延伸仪曾观测到断裂区有清楚的滑动.Clear ship movements of the fractured zone are observed by extensometers....