Rff
abbr. remote fiber fluorimetry 远距离光纤荧光测定法
🗣️ 情景例句
You'll be fine.
你不会有事的。
I lack words, with which to express my thanks.
我无法以言语来表达我的感激之情。
She was carrying 1,316 passengers and crew of 891.
船上载有1，316名乘客与891名船员。