Since the Mid-Autumn Festival, thousands of miles of bright moon are full of acacia. Who knows that the moon is also lovesick? poetic sentiment

It means: since the Mid-Autumn Festival, thousands of miles of bright moon are full of acacia. Who knows that the moon is also lovesick? The poem is: since the Mid-Autumn Festival, the full moon thousands of miles away misses you, and I miss you through the moon. Who knows what the moon is missing?