Insects need an external source of sterols.

昆虫需要外界来源的固醇类.

辞典例句

Seroids, and the closely related sterols, are compounds found in animals and plants.

甾类和与它密切相关的甾醇是在动物和植物中存在的化合物.

辞典例句

Asteroidea ( starfish ) contains saponins, sterols, anthraquinones, alkaloids phospholipids and some other components.

海星含皂苷 、 甾醇 、 蒽醌 、 生物碱和脂类等物质.

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They can be also partially metabolized in fatty acids, triglicerids, phospholipids or sterols.

矿物油还能在脂肪酸 、 油三酯 、 脂和固醇中产生部分代谢变化.

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