Vanadium catalyst
[化] 钒催化剂
🧩 词语组成解析
n. 钒\\n[化] 钒V
🗣️ 情景例句
for his ten o'clock appointment with you.
等着十点钟与你的晤谈。
What's in it for me?
我有什么好处？
It's a pity I didn't think of it earlier.
很可惜，我没有早一点想起这事来。