- 重点词汇
- andconj. 和，与;而且;于是，然后;因此;
- catalystsn.<化>催化剂( catalyst的名词复数 );触媒;促进因素;有感染力的人;
- were be的过去时复数和第二人称单数形式;有时代替 was,用于条件从句、动词 wish 之后等;
- differentadj.有差别的，分别的;各种的;与众不同的;
- ofprep. 关于;属于…的;由…制成;
- propertiesn.房地产(property的名词复数);财产;所有权;特性;
- preparationn.准备（工作）;制剂;
- discussedv.谈论( discuss的过去式和过去分词 );讨论;商量;论述;
- theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用，指事物或统称的人;用于姓氏的复数形式前，指家庭或夫妇;（指特定用途的事物）足够，恰好;每，一;当前的，本，此;（重读，表示所指的为知名或重要的人或事物）
- catalyticadj.接触反应的;起催化作用的;
- 相关例句
Derivatives of bromine are much more active than the corresponding one of chlorine.
溴的衍生物的活性要比相应的氯的衍生物大得多.
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In this discussion with Micah the wiry old captain tended to ignore his ineffective Son, Bromley.
在同弥迦谈这类事情时,精明的老船工有意忽略他的无能的儿子布朗利.
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The neighbours were professional people, most of whom daily commuted to London from Bromley Station.
邻居都是职员, 大部分人每天都从布郎利车站乘车到伦敦上班.
词典精选例句
方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.
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A method for the determination of 6-bromo-2-naphthol and 2-naphthol is described.
采用高效液相色谱法同时测定了6-嗅-2-萘酚和 2- 萘酚的含量.
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Objective: A new approach to prepare α-bromo-4-benzyloxy acetophenone was introduced.
目的: 报道一种合成α - 溴-4-苄氧苯基乙酮的新方法.
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This product with Br 2 was obtained 2-bromo-4,5-hydroxymethoxybenzaldehyde through bromination.
再溴代得到2-溴 -4,5-二甲氧基苯甲醛,收率为91.9%,并分析溴代过程中甲酰基的邻位效应及溴代产物的稳定性.
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结论: 溴隐亭对糖尿病人有明确的降糖作用, 其降糖机理可能不是改变升糖激素水平.
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Aim To establish an HPLC for determination the content of bromocriptine mesylate Tablets.
目的建立高效液相色谱法测定甲磺酸溴隐亭片的含量.
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结论支气管动脉DSA造影技术对肺部疾病的介入治疗有重要意义.
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Results Injuries of the trachea and bronchi were of high frequency in severe chest neck trauma.
结果严重胸部损伤病人通常伴有气管支气管损伤.
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However, the release of antibodies also inflames the bronchi and bronchioles.
然而, 抗体的产生也导致了了支气管和细支气管群的发炎.
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