The active ingredient is acetylsalicylic acid.有效成份是[乙水杨酸].Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong - acid cation exchange resin.以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林.A n...
这件事如此丢脸，深深地挫伤了我的自尊心。It was so humiliating, a terrible blow to my self-esteem.他们觉得自己仿佛做了什么龌龊丢脸之事。They felt as though they had done something discreditable and unclean.我一生中从未感到如此丢脸。I have never felt so humiliated in my lif...
High packing density greatly impedes the cooling of the array.高存贮密度很不利于阵列的散热.The inflexibility of the country's labor market seriously impedes its economic recovery.该国劳工市场缺乏灵活性,这严重阻碍了它的经济恢复.What impedes your making ...
Agglomerates of delusterant particles located near the surface of sythetic fibers cause asperities.消光剂颗粒集结在合成纤维表面附近,导致表面粗糙.If the gouge layer is thin, contact between asperities on the rock surfaces can occur.如果充填物层很薄, 两...
A timeless comic actor—his simplicity and his apparent ease are matchless.作为喜剧界的常青树——他的简单淳朴与自然大方无人能及。There is a simplicity about the interior which comes close to blandness.室内布置得很简单，几乎有点平淡无奇。Using a credit card to pay fo...