- 重点词汇
- chemicaladj.化学的;化学反应的;用化学方法生成的;
- extractionn.取出,抽出;血统,家世,出身;[化]提取(法),萃取(法),回收物,提出物,精炼;[数]开方,求根;
- alcoholn.乙醇,酒精;含酒精的饮料;
- objectiveadj.客观的;基于事实的;宾格的;
- fromprep. (表示时间)从…;(表示原因)因为;(表示来源)来自…;(表示分离)与…分离[隔开];
- researchn.研究,调查,探索;
- compositionsn.作文( composition的名词复数 );创作;组成;组织;
- 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)
- ofprep. 关于;属于…的;由…制成;
- 相关例句
Just the sight of the clown is enough to make you fall about laughing ( with laughter. )
一看到那个小丑就会使你忍不住了笑.
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This autumn, he expects the intake to fall about 15 per cent , before recovering in 2010.
他预测,今年秋季招生数量将减少约15%, 到2010年才会回升. KaplanFinancial提供会计培训服务.
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Soon the secure, enclosed life he had built up for himself would fall about his ears.
他为自己建立起来的这种与世隔绝的安定生活,不久便会土崩瓦解.
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The Kadi replied , " What's done cannot be undone. That's the judgment of the Koran. "
法官回答道: “ 覆水难收,已做的事情无法挽回, 这是古兰经的审判. ”
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We must treat everything that has gone before that Monday as a datum.
我们必须把每一件发生在星期一以前的事当作既成事实看待.
词典精选例句
Both functional units are alternately parallel arranged to become one composition.
两个功能单位交替平行排列组成.
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Vapour phase chromatography has rapidly become one of the most successful analytical techniques.
气相色谱法已经迅速成为最成功的分析方法之一.
词典精选例句
The successful experience of applying synchronous tooth-belt driving in roller mills is presented.
介绍了同步带用于磨粉机快慢辊传动的成功经验.
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