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
Forgive my ignorance, But what exactly are you talking about?
请原谅我的孤陋寡闻，你说的到底是什么？
I can't handle this alone.
我无法单独处理这事。
Winter lasts from November to January and is very cold.
冬天11月持续到到1月，