Raney's catalyst
[医] 兰尼氏催化剂, 海绵状镍催化剂
🧩 词语组成解析
🗣️ 情景例句
My dad's letting me borrow the car.
我爸爸借我用汽车。
He was lucky to have a good home in which to grow up.
他幸运地生长在良好的家庭里。
Yes, good idea.
好主意呀。