Raney's nickel
[医] 兰尼氏镍, 海绵状镍催化剂
🧩 词语组成解析
nickel
['nɪkl]
n. [化]镍;五分镍币;
vt. 镀镍于;
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
You were here in February,weren't you?
二月份你曾在这里，对不对？
First, I'd like to tell you a few things about this factory.
首先，我想告诉你们有关这家工厂的一些情况。