第三人称复数：precursors
1. 先驱：恶意软件事件表征有两种:恶意软件先驱(precursor)和迹象 (indication),所谓先驱是指恶意软件攻击可能会在将来出现. 迹象是指是指已经出现或是正在出现的表征. 确认感染系统的实体地址的难处有几个因素. 在一个管理良好的网络环境中,
2. 前体物：一般都用mRNA上3个连续核苷序列表示某一野生型菌株因发生基因突变而丧失合成一种或几种生长因子(碱基或氨基酸)的能力,只有从周围环境或培养基中获得这些营养或其前体物(precursor)才能正常生长繁殖的变异类型,称为营养缺陷型.
3. 前驱物：已有研究显 已有研究显 已有研究显 已有研究显 示心房早期收缩是心房颤动之前驱物 (Precursor) 示心房早期收缩是心房颤动之前驱物 (Precursor) 示心房早期收缩是心房颤动之前驱物 (Precursor) 示心房早期收缩是心房颤动之前驱物
1. 先驱；先锋；前身
A precursor of something is a similar thing that happened or existed before it, often something which led to the existence or development of that thing.
e.g. Real tennis, an ancient precursor of the modern game, originated in the eleventh century...
室内网球，现代网球运动的古老前身，起源于11世纪。
e.g. He said that the deal should not be seen as a precursor to a merger.
他说该笔交易不应该被看作是合并的前兆。
1. Caprolactam is the precursor to Nylon 6 and is a widely used synthetic polymer.
2. Gesturing also seems to be an important precursor to forming sentences, as children start combining one word plus a gesture for a second word.
3. The Yangming culture he initiated has been the last peak of Chinese Confucianism so it has become the precursor of modern Enlightenment Thought.
4. The United States has been pushing for consolidation of the security forces under control of the prime minister as a precursor for action against militants.
5. Another said there had been no referral from the CIA involving the fired employee, normally a precursor to a criminal investigation.
6. The gunpowder " rocket " invented by the ancient Chinese was the precursor of modern space rockets.
7. precursor什么意思
7. Schweitzer said nothing indicated Wednesday's jolt was a precursor to heavier seismic activity in the region.
8. Economists fear that slowed new loan growth is an ominous precursor for other upcoming economic data.
9. precursor
9. " Exporters will see this as a precursor to more steps, " Zhou said.
10. This highly unusual situation hints at physical supply shortage fears and could be a precursor of even bigger gains.
noun
1. something that precedes and indicates the approach of something or someone
Synonym: harbinger forerunner predecessor herald
2. a person who goes before or announces the coming of another
Synonym: forerunner
3. a substance from which another substance is formed (especially by a metabolic reaction)