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Three novel Schiff bases were synthesized using the reaction of 4 - aminoatipyrine with 3 - formylchromone, cinnamaldehyde and anisaldehyde.用 4- 氨基安替比林与 3- 甲酰基色酮 、 肉桂醛、茴香醛反应分别合成了3种新的席夫碱化合物....
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perturbs的音标：...
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drawback的近义词/同义词有：shortcoming, objection, obstacle, handicap, failing, fault, disadvantage, flaw, disadvantage, fault, prejudice, objection, hitch, flaw, shortcoming, obstacle, handicap, catch, failing, crossing。n.drawba...
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The armed forces have launched offensives to recapture lost ground.这支武装部队已发动进攻要夺回失去的阵地。The rebel forces simply bypassed Zwedru on their way further south.叛军在向南部挺进时直接绕过了绥德鲁。British forces in the Caribbean were being decim...
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I hope this message demonstrates my feelings to the students.我希望这个祝词能表达出我对学生们的感情。The inset demonstrates a typical giant cell with a round, pink intracytoplasmic inclusion.插图显示典型的巨细胞,圆形, 有粉红色胞质包涵体.This tragedy graphically...
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unselfish的反义词有：selfish, selfish。adj.unselfish的反义词（不自私的;不任性的）：selfish。unselfish的反义词（其他释义）：selfish。...
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vt.偷，悄悄地做，悄悄地走，潜行，不正当的获得vi.偷，偷偷地行动：秘密、不显明地行动、发生或消失，[棒球]偷垒n.偷窃，便宜货，便宜货...
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chamoisite的音标：chamoisite的英式发音音标为：[ʃæm'wɑ:saɪt]chamoisite的美式发音音标为：[ʃæm'wɑsaɪt]...
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植物表面聚集的毛状物称为柔毛.The collective trichome cover of a plant surface is called pubescence.雄蕊4, 离生; 雌蕊长约1厘米, 密被长柔毛.Stamens 4, distinct; pistillate ca. 1 cm, densely pilose.叶背具柔毛, 叶脉较粗,托叶淡红色.Foliaceous back provides fluff , vei...
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n.虚伪，虚假，不老实，不忠实...
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Success is not final, failure is not fatal: it is the courage to continue that counts.--Winston Churchill成功不是终点，失败也并非末日，最重要的是继续前进的勇气。In 1945, Winston Churchill was defeated at the polls.温斯顿·丘吉尔在1945年的大选中被击败。Churchill was...
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“板材”的拼音为：bǎn cái...
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n.演说家所做的事adj.有关演说家的v.作巡回政治演说[宣传、游说等]( barnstorm的现在分词 )...
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Dolls'clothing and parts - arms , legs, torsos - would be scattered over her lawn.她家的草坪上撒满了玩偶的衣服和肢体 --- 胳膊 、 大腿和躯干....