祝贺外国好友在乒乓球比赛中获得金牌。
Dear Mary,
I am writing to extend my sincerest congratulations on your winning a gold medal in the recent ping pong competition.
Your performance in the competition, including the skills and strategies you demonstrated, was truly inspiring and it was clear that you gave it your all. This award lies in not only your perseverance and commitment, but also your passion for the sport. Your success is a source of pride not just for you but also for everyone who knows and supports you.
Once again, congratulations on your well-deserved gold medal. I am looking forward to hearing more about your future achievements.