Vanadium trisulfide
[化] 三硫化二钒
🧩 词语组成解析
n. 钒\\n[化] 钒V
[化]三硫化合物
🗣️ 情景例句
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
I'd like to make an overseas call to Taibei, Taiwan by collect call.
我要打对方付费的电话到台湾的台北。
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！