1. a precursor of insulin.
   胰岛素前体
2. the precursor of modern mathematics
   现代数学的先驱
3. pepsinogen is the inactive precursor of pepsin.
   胃蛋白酶原是胃蛋白酶的无活性前体。
4. a three-stringed precursor of the violin.
   小提琴的三弦前身。
5. An immature cell of the bone marrow that is the precursor of a myelocyte.
   一种急性白血病特征是骨髓内的淋巴细胞增多。
6. Error is often the precursor of what is correct,but conceit is the prelude to a fall.
   错误往往是正确的先导,骄傲是跌跤的前奏。
7. 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
8. Her precursor as school principal was an eminent educator.
   她任校长前是一位卓越的教育家
9. Oligodendrocyte Precursor Cell Medium (OPCM) is a complete medium designed for optimal growth of normal human oligodendrocyte precursor cells in vitro.
   少突胶质前体细胞培养基是专门为正常人类少突胶质前体细胞体外培养设计的最适于其生长的培养基。
10. After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.
    用钛粉和草酸反应制得前驱物,在氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。
11. Mercantilism and physiocracy were precursors of the classical economics of Smith and his 19th-century successors.
    重商主义和重农主义是斯密的古典经济学及其19世纪后继者（新古典经济学）的理论先驱。
12. The starting temperature of crystallization for the peroxidation zirconic acid precursor during the heating process is higher that that of zirconium hydroxide.
    过氧化氢有利于改善沉淀的过滤特性,缩短制备工艺周期。
13. Thus a hollow appears on the surface of the nucleus.The precursor of chromatoid body gathered in the hollow and condensed into chromatoid body.
    拟染色体前体物质集中于该凹陷中，并聚焦成拟染色体。
14. First, the precursor of chromatoid body adhered to the inner surface of the nuclear envelope.The nuclear envelope where the chromatoid body adhering was destroyed.
    在初级精原细胞的细胞核中，拟染色体前体物质先附著于核膜内侧，该处核膜崩溃。
15. It is a precursor in the synthesis of various amino acids, such as alanine, and of malic acid and oxaloacetic acid, both intermediates in the KREBS CYCLE.
    在各种氨基酸比方丙氨酸以及苹果酸和草酰乙酸合成中作为前体。苹果酸与草酰乙酸均是三羧酸循环的中间产物。
16. For this reason, the most commonly discussed panspermia scenario involves the transport of microbes or their precursors from Mars to Earth.
    基于这个理由，最常受人讨论的胚种说就是：微生物或其前驱物，是从火星送到地球的。
17. The thermoanalysis results of the catalysts show that interactions between the precursors of nickel and carrier change with the nickel loading during the calcination treatment.
    热分析表明，焙烧过程中不同镍负载量的催化剂镍前体与载体前体之间发生的相互作用不同。
18. The zirconium nitrate is more suitable to be used as the precursor than zirconium oxychloride to get stable zirconyl oxalate sol with uniform particles.
    实验结果表明，硝酸锆比氧氯化锆更适合作前驱体，可获得均匀分布的稳定溶胶；An immature cell of the bone marrow that is the precursor of a myelocyte.
    一种急性白血病特征是骨髓内的淋巴细胞增多。
19. Error is often the precursor of what is correct,but conceit is the prelude to a fall.
    错误往往是正确的先导,骄傲是跌跤的前奏。
20. IEF analysis also suggested that the polypeptides of PI6.82 and PI8.58 derived from the same glutolin precursor.
    IEF分析同时显示2条多肽PI6。82和PI8。58源自同一条谷蛋白前驱体。
21. Mercantilism and physiocracy were precursors of the classical economics of Smith and his 19th-century successors.
    重商主义和重农主义是斯密的古典经济学及其19世纪后继者（新古典经济学）的理论先驱。
22. After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.
    用钛粉和草酸反应制得前驱物,在氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。
23. Oligodendrocyte Precursor Cell Medium (OPCM) is a complete medium designed for optimal growth of normal human oligodendrocyte precursor cells in vitro.
    少突胶质前体细胞培养基是专门为正常人类少突胶质前体细胞体外培养设计的最适于其生长的培养基。
24. For this reason, the most commonly discussed panspermia scenario involves the transport of microbes or their precursors from Mars to Earth.
    基于这个理由，最常受人讨论的胚种说就是：微生物或其前驱物，是从火星送到地球的。
25. The starting temperature of crystallization for the peroxidation zirconic acid precursor during the heating process is higher that that of zirconium hydroxide.
    过氧化氢有利于改善沉淀的过滤特性,缩短制备工艺周期。
26. Positive-working thermally imageable elements, useful as printing plate precursors and having reduced ablation when thermally imaged, and methods for their preparation are disclosed.
    本发明公开了可用作印刷板前体、并在热成像时具有较少烧蚀作用的正性热可成像元件及其制备方法。
27. Thus a hollow appears on the surface of the nucleus.The precursor of chromatoid body gathered in the hollow and condensed into chromatoid body.
    拟染色体前体物质集中于该凹陷中，并聚焦成拟染色体。
28. Trilobal polycarbosilane(PCS) fibers were prepared by melt spinning PCS precursor through Y-shaped spinnerret.
    以聚碳硅烷（PCS）为原料，经不熔化和烧成制得三叶型碳化硅纤维。
29. First, the precursor of chromatoid body adhered to the inner surface of the nuclear envelope.The nuclear envelope where the chromatoid body adhering was destroyed.
    在初级精原细胞的细胞核中，拟染色体前体物质先附著于核膜内侧，该处核膜崩溃。
30. The thermoanalysis results of the catalysts show that interactions between the precursors of nickel and carrier change with the nickel loading during the calcination treatment.
    热分析表明，焙烧过程中不同镍负载量的催化剂镍前体与载体前体之间发生的相互作用不同。
31. Agglomeration is a serious problem in production of ceria using cerium hydroxide as precursor.Destroying the stabality of hydroxide gels by heating is the basis of deagglomeration.
    团聚的控制是以氢氧化铈为前驱体制备纳米氧化铈工艺的关键所在,通过加热来破坏氢氧化铈凝胶的稳定性是进行解聚的基础。
32. It is a precursor in the synthesis of various amino acids, such as alanine, and of malic acid and oxaloacetic acid, both intermediates in the KREBS CYCLE.
    在各种氨基酸比方丙氨酸以及苹果酸和草酰乙酸合成中作为前体。苹果酸与草酰乙酸均是三羧酸循环的中间产物。
33. In this process, protein translocation machineries of the outer and inner membranes, at least three major translocase complexes, are needed to ensure the proper import of precursor proteins.
    在此过程中，需要线粒体外膜和内膜的蛋白质运输机器（至少三种主要的移位酶复合物）来保证前体蛋白质的正确运输。

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