她根据作者、年龄和插图画家分别为该书编了索引。She's indexed the book by author, by age, and by illustrator.这个存量巨大的档案室的所有文件都已编了索引，可供研究人员使用。This vast archive has been indexed and made accessible to researchers.在索引中查找。Look it up in the index...
The region began to use quinine successfully as a prophylactic.该地区开始成功地用奎宁作为预防剂。I dosed myself with quinine.我服用了奎宁。Quinine has a bitter taste.奎宁有苦味....
It is probable that the medication will suppress the symptom without treating the condition.这种药物有可能治标不治本。Results show that PCE was dechlorinated reductively to DCEs and TCE, probable VC and ethene.结果表明:在微生物的作用下PCE还原脱氯为TC...