Rfl
abbr. 无复发活存（Reiter-Feissinger relapse-free survival）；间苯二酚
🗣️ 情景例句
You were four or five years old, I think.
当时你才四、五岁 我想。
I want to thank you for inviting us to such an enjoyable Christmas party.
我对邀请我们出席这样一个快乐的圣诞晚会表示感谢。
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，