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
Safety first.
安全第一。
Who is it? Come down.
是谁？下来。
Letters will cost a little more, but they will certainly travel faster.
这样会稍微多花点钱，但肯定是快得多了。