P,p'-diaminodiphenyl methane
[化] p,p'-二氨基二苯甲烷
🧩 词语组成解析
二氨基联苯
methane
['meθein]
n. <化>甲烷，沼气;
🗣️ 情景例句
Here we go.
现在可以开始了。
To get ahead you'll have to work long hours and take short vacations.
想成功就要多流汗少享受。
How often do you write?
你们隔多久写信？