pre
cur
sor
复数形式
precursors
1
先驱, 前兆
someone or something that comes before another of the same type, acting as a sign of what will come next
- The invention of the telegraph was a precursor to modern communication technologies.
电报的发明是现代通信技术的先驱。
- His early works were seen as a precursor to his later, more mature art.
他的早期作品被视为他后来更成熟艺术的先驱。
- The dark clouds were a precursor to the approaching storm.
乌云是即将到来的风暴的前兆。
- The discovery of this ancient tool is considered a precursor to modern machinery.
这一古老工具的发现被认为是现代机械的先驱。
- Her innovative ideas were a precursor to the technological breakthroughs of the 21st century.
她的创新想法是21世纪技术突破的先驱。
2
前体, 前驱物
a substance from which another substance is formed (especially by a metabolic reaction)