过去片子是用石蜡固定到金属板上.Historically, wafers were waxed onto a metal plate.石蜡具有溶解油脂的特性.Paraffin has the property of dissolving grease.石蜡并不是良好的钝感剂.Paraffin , however, is not a good phlegmatizing agent....
Anti-abortionists are gloating over the court's decision...法庭的判决让反堕胎主义者非常得意。With gloating eyes they watched every movement.他们按住内心的喜悦,观察着他们的一举一动.She was still gloating over her rival's disappointment.她仍在为对手的失望而幸...
a signatory of the Declaration of Independence《独立宣言》的签署者They will sign the declaration tomorrow...他们明天将签署这份公告。It was meant to sound like an epoch-making declaration.有意让它听起来像是一个划时代的宣言。Protesters called on the government t...
邮票是晦暗的深蓝色。The stamp was a dull blue colour.天气极其恶劣。寒风凛冽，天色晦暗，能见度极低。The weather was at its worst; bitterly cold, with leaden skies that gave minimum visibility.目前的时代,真理是那样晦暗不明, 谎言又是那样根深蒂固.Truth is so obscure in these times...
It is resistant to borohydride reduction in alcoholic solvents.在醇溶剂中,它不能被硼氢化物还原.Sodium metaborate is a by - product from deoxidation of sodium borohydride.摘要偏硼酸钠是硼氢化钠的还原 副产物.Xanthone was reduced to xanthydrol by sodium b...