Tetramethylene diguanidine
[化] 四亚甲二胍
🧩 词语组成解析
n. [化]四亚甲基
🗣️ 情景例句
No. The sssss...
不 ，是sssss……
Don't you think we should add a sentence here like this?
难道你不觉得我们应该在这儿加上一句话？
where chance discoveries play a much larger part than they do in physical and mechancal industries.
同物理和机械工业相比，化学工业中偶然发现的机会要多得多。