照像材料含有亲水胶体的感蓝卤化银卤剂层.The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.典型的例子是碳氢化合物的卤化.A typical example is the halogenation of a hydrocarbon.许多微生物使滴滴涕脱卤化氢变为滴滴依.Many micr...
...a magnificent collection of priceless artwork.令人叹为观止的价值连城的艺术收藏品The streets of Sao Paulo , Brazil are also rich with artwork.巴西圣包罗的街头随处可见艺术作品.This artwork is still a little dark compared to the proof.这一件艺术品与样本相比较还稍显模糊....
Most children are not geniuses or stars. They just do averagely well.大多数孩子既不是天才也不是明星，他们只是表现平平。Geniuses are supposed to be eccentric and hopelessly impractical.天才通常都被认为行为古怪而且毫无实践能力。Li Bai and Du Fu were two great geniuses...