What does it mean to say that the beauty is in the water?

The sweetheart I miss. She (he) is on the other side of the river.

According to the query on Baidu Chinese, the so-called Yiren, "On the Water's Mae" comes from a poem in "Jian Jia", written by an unknown person, from the pre-Qin dynasty. Definition: The sweetheart I miss. She (he) is on the other side of the river.

Full poem: Jianjia is green, white dew is like frost. The so-called beauty is on the water side. If you follow it back, the road will be long and blocked. Traveling back from it, Wan is in the middle of the water. The jianjia is luxuriant, and the white dew is still shining. The so-called beauty is on the water. If you follow it back, the road will be blocked and you will be able to advance. If you go back and swim from it, you will feel like you are swimming in the water. The jianjia is collected, and the white dew has not stopped. The so-called beauty is in the river of water. Follow it back, but the road is blocked and to the right. If you go back and swim from it, you will be swimming in the water.