单词bread-and-butter-letter
网络: 感谢信;感谢函;客人给主人道谢的信
After spending the weekend as a guest in the Jones"s home, Alice wrote the Joneses the usual bread-and-butter letter.
爱丽丝周末在琼斯家作客后,给琼斯夫妇写了封例行的感谢款待的信。