Naphthophenanthrene
二苯并蒽
🗣️ 情景例句
Time for a feeding and time for a diapering.
该喂奶， 换尿布的时候了。
What is the way to the drugstore?
哪一个方向是去药房的？
It seems to me that be would like to go back home.
我觉得他好象想要回家。