N,n'-diphenyl-p-phenylenediamine
[化] N,N'-二苯基对苯二胺
🧩 词语组成解析
n. (=biphenyl)[化]联苯, 苯基苯
苯二胺
🗣️ 情景例句
Thanks, John. You really go out of the way to make me feel welcome. Thanks you very much.
约翰，谢谢你。你真是煞费心思来让我感受到欢迎。谢谢你！
Is it a long ride?
要坐很久吗？
You're very professional.
你非常专业。