N,n'-dinitrosopentamethylene tetramine
[化] N,N'-二亚硝基五亚甲基四胺; 发泡剂H
🧩 词语组成解析
[医] 羟化四甲铵
🗣️ 情景例句
It's a beautiful day, isn't it?
今天天气真美，是吧？
What kind of climate do you have in this country?
这个国家的气候如何？
'Could I have those two tickets please?' I asked.
“我可以买那两张票吗？”我问。