Perinaphthindenylium cation
[化] 周萘茚阳离子
🧩 词语组成解析
cation
['kætaiən]
n. 阳离子;
🗣️ 情景例句
Don't get upset.
不要发怒。
All of my paycheck disappears so quickly.
我的薪水在不旋踵之间都消失无踪了。
Everybody on board was worried and we were curious to find out what had happened.
飞机上的人都很着急，大家都急于想知道究竟出了什么事。