树胶醛醣;阿戊糖一种结晶的戊醣, c5h10o5, 从植物的多醣类中得到,如树胶及半纤维素. A crystalline pentose sugar, C 5 H 10 O 5 , obtained from plant polysaccharides such as gums and hemicelluloses.
In the mornings the sky appeared a heavy shade of mottled gray.清晨，天空呈现出斑驳的深灰色。The back of this snake is mottled.这条蛇的背部有杂色斑点.The soft, pine - filtered light caught her mottled russet coat.柔和的月光透过松枝照在她那斑驳的赤褐色毛皮大衣上....
They also secrete a waxy, transparent substance called cutin.它们还分泌蜡质的透明物质,称作角质.Cutinization The impregnation of a plant cell wall with cutin.角化作用(角质化):角质陆续侵渗植物细胞壁的过程.It will get better result after removing the cutin.祛角质...
The area where most refugees are waiting is exposed to the elements.大多数难民等待救济的地方都不能挡风遮雨。The various elements of the novel fail to cohere.这部小说的各部分之间缺乏连贯性。The ability to separate out reusable elements from other waste is c...