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
I'll talk to Richard about it.
我会与Richard商量商量。
Who is the auther of this play?
谁是这戏剧的作者？
He had had a long and uncomfortable trip, for he had been confined to the wooden box for over eighteen hours.
他经历了一次漫长而又难受的旅程，因为他在那木箱里闷了18个多小时。