precursor

美音音标: [priː'kɜː(r)sə(r)] precursor
英音音标: [priː'kɜː(r)sə(r)] result.0.expl|add:"

同义
precursor
词性
n
解释
a substance from which another substance is formed (especially by a metabolic reaction)
示例
None

同义
precursor forerunner
词性
n
解释
a person who goes before or announces the coming of another
示例
None

同义
harbinger herald forerunner precursor predecessor
词性
n
解释
something that precedes and indicates the approach of something or someone
示例
None