congratulatory
adj. 祝贺的，恭贺的
例句
The waitress brings over some congratulatory glasses of champagne, courtesy of the restaurant.
蒙饭店的好意，女侍者们送过来几杯表示祝贺的香槟酒。
《柯林斯英汉双解大词典》
He sent Kim a congratulatory letter.
他给金写了封祝贺信。
Officials were self-congratulatory about how well the day had gone.
官员们对那天的顺利度过自鸣得意。
