Yes, it was really a congratulation letter.
没错，这的确是一封祝贺信！
She presents a letter of congratulation to the doctor.
她向医生发了一封祝贺信。
The letter arrived in congratulation of my graduation from the university.
我收到了大学毕业的贺信。
The letter arrived in congratulation of my graduation from the university.
我收到了大学毕业的贺信。
应用推荐