Perco hf alkylation
[建] 培柯氟化氢烷基化
🧩 词语组成解析
[医] 铃(72号元素)
n. 烷化作用, 烷化\\n[化] 烷基化; 烷基取代
🗣️ 情景例句
Let's do it!
我们来录！
A good anvil does not fear the hammer.
好砧不怕锤。
the man sadly picked up the mattress and carried it into his house.
伤心地捡起了床垫，把它拿进了屋。