Precursor ion
[化] 先驱离子
🧩 词语组成解析
precursor
[pri'kɝsɚ]
n. 前辈，前驱，先锋，前任;预兆，先兆，初期形式;[核]前驱波，初级粒子;预报器;
pre…前，预先+curs跑，发生+or名词后缀，表人或物→先跑者→先驱
ion
['aiən]
n. <物>离子;
🗣️ 情景例句
Do you really mean it?
说的可是当真？
I wonder if you are on my side.
我不知道你是否站在我这边。
As early as his second film, Chaplin had developed his own manner of acting.
早在他的第二部电影，卓别林就形成了他自己的表演风格。