Methylol group
[建] 羟甲基
🧩 词语组成解析
[化] 羟甲基\\n[医] 羟甲基
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
Have you ever been there?
你去过那儿吗？
He always forgets to wash behind his ears.
他总是忘记洗耳朵后面。
They are too high. Be careful, Jim! It's dangerous.
它们太高了，小心，吉姆！那很危险。