Perfluidone
[化] 氟草磺胺
🗣️ 情景例句
What are you afraid of?
你怕什么
As soon as you have drunk, you turn your back upon the spring.
忘恩负义。
This continental slope usually starts at a place somewhere near the 100-fathom mark
一般是从差不多100英寻水深的地方开始的，