Their dark humor never failed to astound him...他们的黑色幽默总能让他咋舌。Their dark humor never failed to astound him.他们的黑色幽默总能让他咋舌。He used to astound his friends with feats of physical endurance.过去，他表现出来的惊人耐力常让朋友们大吃一惊。If we did all...
The yields of other cyclic acetals were between 62.并在此条件下合成了多种环缩醛,收率62.Eight acetals ( Ketals ) were synthesized under the optimal conditions.在最佳条件下,合成了八个缩醛 ( 酮 ) 化合物.The hydroxyl groups can be changed into esters , ethe...
Karst cave if found any is filled up or contained with water.在业已发现的卡斯特溶洞中均充满或含有水.The later period of karst corrosion deposit experienced lateritization, had accomplished the red clay basic characteristic.岩溶残余堆积物后期又经历红土化作...