The meaning of the phrase "Mid-Autumn and National Day meet in the same year, and all families have the same reunion" is the same.

The phrase "Mid-Autumn Festival and National Day meet happily, and the reunion of all families has the same meaning" means that two important festivals, the Mid-Autumn Festival and the National Day, meet in the same year, and families all over the country are celebrating this special moment and *** enjoying the joy of reunion.

Mid-Autumn Festival and National Day are both very important traditional festivals in China. The Mid-Autumn Festival is mainly a family reunion festival, when people eat mooncakes, enjoy the moon and guess lantern riddles. National Day, on the other hand, is a national holiday to celebrate the founding and development of the country, and people hold all kinds of celebrations, such as hoisting the national flag, parades, and watching fireworks.

Since these two festivals meet on the same day, people can combine the celebrations of the two festivals to enjoy the warmth and reunion of their families as well as the prosperity and strength of the country. Such special moments are very meaningful for every family and make people cherish the happiness of the family and the prosperity of the country even more.