Even a written apology failed to placate the indignant hostess.甚至一纸书面道歉都没能安抚这个怒气冲冲的女主人。He smiled, trying to placate me.他微笑着，想要安抚我。The concessions did little to placate the students.让步根本未能平息学生的愤怒。He never attempts to plac...
Aim To investigate the constituents of flavonoids from the stings of Gleditsia sinensis L.目的研究中药材皂角刺中黄酮类化合物化学成分.In this paper, the chemical utilization of Gleditsia sinensis seeds, pods and stings has been discribled.介绍了...
奇文共欣赏,疑义相与析.A remarkable work should be enjoyed together and doubts analysed in company.水能把樟脑从其酒精溶液中淀析出来.Water precipitates camphor from its alcoholic solution.透析是最古老的去盐方法之一.One of the oldest method of salt removal is di...