- 速记技巧
词源考究法
来自down，向下，镇静。
- 近义词
- bummern.失败;<美>无赖;<俚>懒汉;<非正>令人不愉快的经历（事件）;
- comedownn.衰落;没落;丧失;
- depressantn.镇静剂;
- disappointmentn.失望;扫兴;令人失望的人/事;
- discouragementn.沮丧;使人泄气的事物;阻止;劝阻;
- letdownn.松劲;减低;减退;松弛;
- narcoticn.麻醉药;镇定剂;
- pityn.同情;怜悯;(用于表示失望)遗憾，可惜;怜悯;仁慈;
- sedativen.镇静剂;
- sedative drug镇静药
- shamen.羞耻，惭愧;耻辱;让人遗憾的事;
- 双语例句 更多例句
This would be very helpful for the further design of complex inlet structures of downer reactors.
这为下行床复杂入日结构的设计和反应器的开发奠定了基础。
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An Experimental Study of the Radial Solids Profiles in a High-density Downer
高密度下行床内颗粒浓度径向分布的研究
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The only downer is a nasty ankle break for Sheffield United's centre-forward Hulse.
球赛唯一令人沮丧的,是谢菲尔德联的中锋赫斯令人不安的足踝骨折受伤.
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The one downer in my fairy tale is I've never been in love.
在我的童话里，有件沮丧的事情就是我从未恋爱过。
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CFD Electrical Capacitance Tomography Technology and Its Application in Downer Flow
CFD和电容层析成像技术及其在下行床的应用
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Solids Axial and Radial Mixing Behavior in Downer with Gas Jet in Reverse Direction
逆向气体射流对下行床颗粒混合的影响
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Furthermore, the scale-up effect in the fully developed region of a downer was predicted.
进一步地，用此模型对下行床完全发展段的放大行为进行了预测，预测结果合理。
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Phosphor tracer method was used to study the solids mixing behavior in the downer.
采用磷光颗粒示踪技术对下行床有逆流场射流气体存在时颗粒的轴径向混合行为进行了研究。
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I, for one , have always found the opening line of Anna Karenina rather a downer.
我总是觉得《安娜?卡列尼娜》的开篇并非令人沮丧.
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The downer controller is high dependability PLC and control electromagnetism valve produce parts.
下位机用可靠性高的PLC作为程序执行器，控制拉弯机的各种电磁阀完成各种加工任务。
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Application Research on Downer Reactor in Fluid Catalytic Cracking Process
气固下行床催化裂化（裂解）反应的应用研究
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Catalytic Technology and Its Development of Gas-solid downer Quick-Contact Reactor
气固下行床超短接触反应器催化技术及其发展
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We guess she did what she could , but still, a pretty downer for the party.
我们猜测, 她已经竭尽全力了, 但还是给聚会蒙上了沉重的阴影.
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- 今日热词
- 热门搜索
- Russia n.(1917年以前的)俄罗斯帝国;现俄罗斯;俄罗斯联邦;
- immigration n.移居;移民局检查站;
- enthusiastic adj.非常感兴趣的，热心的;
- so-so adj.一般的；普通的；中等的；不好也不差的;
- tube china 中国国际管材展览会；第三届中国国际管材展览会
- Irish adj.爱尔兰的，爱尔（人[语，文化…）的;n.爱尔兰人;爱尔兰语;
- tournament n.锦标赛;
- ounce n.盎司;<口>少量，一点儿;雪豹;
- haircut n.理发;发型;发式;
- worship v.敬奉（神）;做礼拜;爱慕;n.崇拜;礼拜;爱慕;阁下;
- mistake n.错误;错事;v.搞错;认错;
- accuse v.指责，谴责;指控;
