R-fvalue
[化] R-f值; 比移值
🗣️ 情景例句
I don't know what I would do without you.
我真不知道没有你们我怎么办。
The bird that can sing and won't sing must be made to sing.
生来能唱的鸟，不愿唱也得叫它唱。
What must I do, MRS.Jones?
我应该做些什么呢，琼斯夫人？