The synthesis of ν - curcumene was described. The experiment affirmed that ν - curcumene can aromatize to α - curcumene readily at room temperature.用金属锂 - 液氨一步还原法合成γ姜黄烯.实验证实γ姜黄烯极不稳定,室温下极易芳香化转变成α姜黄烯....
He is a former defence secretary of the United States and a grandee of the Democratic Party.他是美国前国防部长，也是民主党的显要人物。He pleaded not guilty to murdering his former wife.他对谋杀前妻的指控作了无罪抗辩。Solis is a former Democratic Congresswom...
Our range of herbal teas contain no preservatives, colourings or artificial flavourings.我们这一系列的药草茶不含防腐剂、色素以及人工调味品。I've tried everything from herbal cigarettes to chewing gum.中草药香烟、口香糖之类的我统统都试过了。He was examined again...
把她的人生比作一次海上航行不足以说明她丰富的经历。The comparison of her life to a sea voyage simplifies her experience.他总是渴望拥有新的经历，而且永远愿意尝试。He is always eager for new experiences and ever-willing to experiment.娜奥米把她当母亲的经历字字辛酸地写进了小说。Naomi's ...