目的以对羟基苯甲醛为底物,通过微生物的转化作用生物合成天麻素.Aim To synthesize gastrodin via biotransformation of microorganism using p - hydroxybenzaldehyde as substrate.方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.Methods: α - Bromo - 4 - benzyloxy ac...
他所目睹的那一幕永久性地影响了他的神智。His reason had been permanently affected by what he had witnessed.他行为怪异，我有点怀疑他是否神智正常。His behaviour was so strange that I began to doubt his sanity.我不知道她到底啃了什么令人神智迷糊的树根.What insane root she has been ni...
As Wren's epitaph famously declares, the cathedral itself is his monument.众所周知，雷恩的墓志铭中写道，大教堂本身就是他的纪念碑。The town itself was full of life and character.这个城市本身充满活力，个性十足。Encouraging teacher transfer would not, by itself,...
The woman prodded her neighbour and whispered urgently in his ear.那位女士捅了捅邻座，急切地在他耳边低语。Red Cross officials said they urgently needed bread and water.红十字会官员说他们急需面包和水。I am also looking urgently at how we can strengthen the ...
When reaming iron links, the reamer should not be askew.铰削铁链时铰刀不能歪斜.Operations, such as reaming and tapping, are also classified as drilling.绞孔和攻丝也归类于钻孔.Shallow cone crown profile pilot bit , reaming by reamerwing, heavy...
Annie's work reflects her philosophy that life is full of mysteries.安妮的作品反映了她的人生哲学，即生活充满神秘色彩。His interests extended beyond the fine arts to international politics and philosophy.他兴趣广泛，涵盖了从美术到国际政治乃至哲学的各个领域。He summed ...