1·They belong to a class of sugar-based chemical compounds, also known as flavonoids.
它们属于一类糖基化合物，这种化合物也被称为黄酮。
2·Cocoa contains chemical compounds called flavanols.
可可中包含一种被称为黄烷醇的化学成分。
3·Receive substitution of an acetyl group; of chemical compounds.
得到乙酰基的替代品；化学混合物。
4·That could not FORM chemical compounds was once believed by scientists.
科学家曾相信：是不能形成化合物的。
5·That xenon could not form chemical compounds was once believed by scientists.
䜨科学家曾相信：氙气是不能形成化合物的。
6·Chemical compounds made binary elements are main body of refractory materials.
由两种元素生成的化合物是耐火材料的主体。
7·Spicy foods contain chemical compounds that kick the metabolism into high gear.
辣味食物含有一些化合物能促使机体代谢高速运转。
8·That xenon have to not FORM chemical compounds were once believed by scientists.
科技家曾相信：氙气是无所不能形成化合物的。
9·So researchers extracted chemical compounds from 10 putrefying lamprey carcasses.
因此，科学家们从10个腐烂的七鳃鳗的尸体中提取出化学物质。
10·Sulfites are chemical compounds found naturally in grapes, garlic and other plants.
亚硫酸盐是在葡萄，大蒜和其他植物中常见的一种化合物。