The hotels of Warsaw, Prague and Budapest were bursting at the seams.华沙、布拉格和布达佩斯的旅馆均是人满为患。The Budapest office plans to hire freelance reporters to cover the latest happenings.布达佩斯办事处计划聘用自由撰稿记者来报道最近发生的一些事件。Rubik's Cu...
The aphorisms started following like water as all the old cliches got dusted off.一些陈词滥调象尘土一样扬起,一些格言警句象洪水一样到处泛滥.I vacuumed and dusted the living room...我用吸尘器打扫了客厅,擦了擦灰尘。He dusted a powder over his roses to kill all the in...
目的: 合成新的双-胡椒醛缩二胺类席夫碱化合物.Methods: Five Schiff bases were prepared from piperonal and diamines by condensation reaction.用胡椒醛为起始原料,经氯化 、 水解、缩合,制得血凝酸胺.After the process of chlorination, hydrolytic decomposition and condensat...