Here's a breakdown of the characters:
* 恭喜 (gōng xǐ): This means "congratulations"
* 快乐 (kuài lè): This means "happy" or "joyful"
So, 恭喜快乐 (gōng xǐ kuài lè) literally translates to "congratulations happy," and it's used as a general phrase to wish someone happiness and good luck.