Rfl
abbr. 无复发活存（Reiter-Feissinger relapse-free survival）；间苯二酚
🗣️ 情景例句
Thank you everyone. Thank you very much.
谢谢大家，非常感谢你们！
I've got a terrible pain in my back.
我的背很痛。
Can you change this ten-pound note,madam?
夫人，您能把这10英镑的钞票换开吗？