complimentary的词源

英文词源

complimentary (adj.)

1620s, "conveying a compliment," from compliment (n.) + -ary. In later use loosely meaning "free of charge."

中文词源

complimentary：赞美的，免费的

来自compliment, 恭贺，道贺。现该词主要用于在基本服务基础上的免费升级，如免费升舱，免费早餐等。

该词的英语词源请访问趣词词源英文版：complimentary 词源，complimentary 含义。