Among them, the compounds with number of carbon atoms of 10(C10),12(C12)and 14(C14)in the amido group exhibit good surface activity,and are colored surfactants.
通过偶合反应合成了4个不同碳链长度的3′-脂肪酰胺基-4′-羟基偶氮苯-2-(4-磺基苯偶氮基)-4-磺酸(BAS),这些化合物同时有表面活性剂和双偶氮染料的结构,其中,脂肪酰胺基为10(C10),12(C12)和14(C14)个碳的产物有较好的表面活性,是有色的表面活性剂。
I saw a cadaverous face appear at a small window.
我看到小窗口处出现了一张没有血色的面孔。
The colour came to his cheeks.
他的脸上又有了血色。
The blood forsook his cheeks.
他的两颊没有血色。
a fatal form of thalassemia in which there is no hemoglobin; skeletal deformations; heart and spleen and liver enlarged.
没有血色素的一种贫血症。
green chalcedony with red spots that resemble blood.
带有血红色斑点的绿色石髓。
Of, relating to, resembling, containing, or acting on blood.
血的，血色的，补血的血的，与血有关的，与血相似的，包含血的或用于血的
His face was white and colourless.
他脸色苍白, 没有血色。
His face was white and colorless.
他脸色苍白,没有血色。
pale and wan
脸色苍白, 没有血色
She just gave blood and she still has enough left to fill up her face.
她刚刚捐了血，但我看她脸上还有足够的血色。
an inherited form of anemia caused by faulty synthesis of hemoglobin.
由于血色素合成有误引起的遗传性贫血症。
One variety is a deep crimson, the other a lighter red with blood-red streaks.
这种巨型玫瑰既有深红色品种，也有花瓣带血色纹路的浅红色品种。
Has her urine ever been cloudy or bloody?
她的尿液有过混浊或血样颜色吗？
Has your urine ever been cloudy or bloody?
你的尿液有过混浊或血样颜色吗？
A variety of deep-green chalcedony flecked with red jasper.
鸡血石，血滴石一种上有红色碧玉斑点的深绿色玉髓
an orange-yellow pigment in the bile that forms as a product of hemoglobin; excess amounts in the blood produce the yellow appearance observed in jaundice.
胆汁中的桔黄色色素，由血色素产生，血液中含量过高时会有黄疸病的发黄症状。
Her fingers were white and wrinkled with washing.
她的手指泡得皱巴巴的，一点血色都没有。
Color came back to the old emperor's tired, white face.
老皇帝疲惫、苍白的脸上开始有了一点血色。