Acid-forming group
[机] 成酸基
🧩 词语组成解析
[电] 形成
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
Kids today have too much freedom, it's not like the old days.
现在的小孩太自由了，不像以前。
If you would make an enemy,lend a man money and ask it of him again.
你若想与人结怨，只须先借钱给他，再向他催讨。
What do the machines do? asked Jim.
“这些机器做什么用？”吉姆问。