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
Were you here last time on his birthday party?
上次你有没有参加他的生日舞会？
Step by step the ladder is ascended.
登梯需要逐级登。
Like this?
像这样吗？