R and R
noun [ U ] (also R & R) uk/ˌɑːr ənd ˈɑːr/ us/ˌɑːr ənd ˈɑːr/
休息放松（rest and relaxation的缩写）
abbreviation for rest and relaxation: a period of time when you stop working and rest
He went to his parents' house in Florida for a little R & R. 他到他父母在佛罗里达的家去放松休息一下。