precursor例句

一．precursor的例句有哪些？
1.But error is often the precursor of what is correct.
但是错误常常是正确的先导。

2.A method to optimize earthquake precursor observatories
一种优化地震前兆观测点布设的方法
3.And also, the common precursor also gave rise to people.
而且，这些共同的实验前兆也引向到人类的衰老问题上
4.They alter the way it cleaves amyloid precursor protein.
它们改变了这个酶切割淀粉样蛋白前体的方式。

5.Crazing is the invariable precursor of brittle fracture.
出现小裂纹必然是脆性断裂的前兆。

6.Glycerate 3phosphate is a precursor of the amino acid serine.
甘油3磷酸是丝氨酸的前体。

7.The Office of Strategic Service was the precursor of the CIA.
战略服务办公室是中情局的前身。

8.Precursor pyridyl anilines 2 were prepared by Suzuki coupling.
前兆2吡啶备铃木苯胺偶合。

9.cloning, prokaryotic expression of the mink prp precursor gene.
水貂朊蛋白前体基因的原核表达
10.Were these small movements the precursor to a major earthquake?这些小震是大地震的先兆吗？
11.Animals behaving oddly is said to be a precursor to earthquakes.
据说动物举动古怪为地震的前兆。

12.Corporations have had the precursor of social networks for ages.很长时间以来, 企业都是社会化网络应用的先驱。

13.What became of the head of the Precursor is difficult to determine.这位先驱者得人头得来源很难确定。