英语词汇has been a precursor怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	has been a precursor
释义	precursor n — 前兆 n • 前驱体 n • 前奏 n precursor — 前身 • 前辈 • 先声 has-been — 过气
随便看	fingerprint for fingerprint identification fingerprint image 'fingerprinting' fingerprinting 'fingerprinting' fingerprinting techniques fingerprint marks fingerprint match fingerprint matching fingerprint reader fingerprint reading fingerprint recognition fingerprint recognition device fingerprint-resistant fingerprints fingerprints and marks fingerprint scanner fingerprint sensor fingerprint signature fingerprint solutions fingerprint-system finger pull finger ring fingers

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

precursor n —