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
That's it.
对啦
A barking dog is better than a sleeping lion.
吠犬胜于睡狮。
Our product is lower priced than the competition.
我们产品价格低廉，具有竞争力。