Aspirin is synthesized through O - acylating reaction from acid and anhydride acid with anhydrous carbonate as catalyst.以水杨酸和乙酸酐为原料,采用无水碳酸钠作为催化剂经O - 酰化反应合成了阿司匹林.In 2002, we develop Photo - catalyst & electronic Ionizer A...
I see my role as being a catalyst for change.我认为我的角色是促成变革。A catalyst is a substance which speeds up a chemical reaction.催化剂是一种能加速化学反应的物质.It acts as a catalyst in the process of fermentation.它在发酵过程中起触媒的作用....
不少人物以其鲜明的个性、独特的面貌,活现在读者面前.Those characters are characterized vividly . Studies on those characters are many.蓝色幽灵活现了.The Blue Ghost lives on.基督一生的事迹,清楚地活现下他们面前,使他们警觉起来.Events in the life of Christ rose up before them with...
内心痛苦、突感寂寞的她去寻找琼－保罗。Miserable, and unexpectedly lonely, she went in search of Jean-Paul.那个寂寞的学生渴望友情.The lonely student is starving for friendship.我的朋友没提到那漫长而寂寞的隆冬寒夜,而打破这寒夜寂寞的只有偶尔去当地电影院看看电影——实际上此乃唯一的娱乐形式.My friend fails to...
所有这些都可归结为一点——人的天性.It all boils down to one thing — human nature.增加税收归结起来造成很多困难.The tax increases will, in the aggregate, cause much hardship.他把所有的指责都归结为政治对手们的造谣攻势。He puts all the accusations down to a smear campaign by h...
英国铁路公司遭受了4,500万英镑的巨额损失后境况更加惨淡。The gloom deepened after a thumping £45m loss at British Rail.通过一部部更加大胆的暴力电影，他们攫取了巨额利润。They are raking in the profits from each more audaciously violent movie.安娜和我对巨额融资都不感兴趣。Neither Anna nor...
She shrank back with an involuntary gasp.她不由得倒抽了口冷气，往后退了退。Siegfried cringed and shrank against the wall.西格弗里德畏缩了，退避到墙根。The economy shrank and inflation zoomed.经济萎缩，通货膨胀加剧。...