Rff
abbr. remote fiber fluorimetry 远距离光纤荧光测定法
🗣️ 情景例句
What year were you born in?
你是哪一年生的？
Please forgive me.
请原谅我。
It must have been a gas that could burn but that would not explode, a gas that did not smell strong, and a gas that did not kill people.
它一定是一种能够燃烧而不能爆炸的气体，一种味道不很强的而且不使人致死的气体。