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
What does that mean when he goes,
他发出的声音代表什么意思
My favorite game when I was a child was making snow angels in the freshly fallen snow.
我在孩提时代最喜欢玩的游戏，是在刚下的雪上堆雪天使。
Insularity and self-containment, it is argued, go hand in hand.
他们争论说，心胸狭窄和自我封闭是并存的。