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- A precursor of insulin. 胰岛素前体
- Lysine is a precursor of certain alkaloids. 赖氨酸是某些生物碱的前体。
- The first ribin us a precursor of spring. 头一只知更鸟是春天的先兆。
- Glycerate 3-phosphate is a precursor of the amino acid serine. 甘油3-磷酸是丝氨酸的前体。
- Left untreated, metabolic syndrome can lead to insulin resistance, a precursor of type 2 diabetes and heart disease. 代谢综合征不经治疗就会产生胰岛素抵抗，此为2型糖尿病和心脏病的发病先兆。
- Opposition by colonists to unfair taxation by the British was a precursor of the Revolution. 殖民地居民对英国不公正税收的反抗预示着革命的到来。
- British poet considered a precursor of romanticism. His best-known work, The Task(1785), praises rural life and leisure. 科伯，威廉1731－1800英国诗人，被认为是浪漫主义的先锋。他的最杰出的作品任务赞美了农村生活和休闲
- The precursor of the modern car was a horseless carriage with a petrol engine. 现代汽车的前身是不用马拉的，装有汽油发动机的车子。
- Hobbes is a precursor of modern positivism and analytical jurisprudence. 霍布斯是现代实证主义法学和分析法学的先驱。
- N acetylcysteine(NAC), a precursor of glutathione, is a thiol antioxidant. N-乙酰半胱氨酸 ( NAC)为谷胱甘肽的前体 ,是一种含有巯基的抗氧化剂。
- N-acetylcysteine,a precursor of glutathione in cells,is a thiol antioxidant. 乙酰半胱氨酸是细胞内还原性谷胱甘肽的前体,是一种含有巯基的抗氧化剂。
- A precursor cell of a melanocyte or melanophore. 成黑素细胞产生黑素细胞的母体细胞
- A large cell of the bone marrow that is a precursor of the mature granulocyte of the blood. 髓细胞骨髓的一种大型细胞，是血液成熟的有粒细胞的前身
- The chromatographic analysis of insulin is a new field. 而胰岛素的色谱分析是一个年轻的领域。
- An originator of a line of descent;a precursor. 前辈家族血脉的开始者；先驱
- An originator of a line of descent; a precursor. 前辈家族血脉的开始者;先驱。
- British poet considered a precursor of romanticism. His best-known work,The Task(1785),praises rural life and leisure. 科伯，威廉1731－1800英国诗人，被认为是浪漫主义的先锋。他的最杰出的作品任务赞美了农村生活和休闲
- NOx is a precursor of smog; SOx contributes to particulate matter; and PM has been shown to lead to health problems. 烟雾是氮氧化物前驱;脱硫有助于颗粒物;而分列已导致健康问题。
- A severe cold may be the precursor of pneumonia. 重伤风可能是急性肺炎的先兆。
- The H2O2 also is a precursor of the highly reactive hydroxyl radical, which participates in wood degradation. H2O2也是具有高度反应活性的羟基游离基的前体,并参与降解过程。
