Katydid, from "Poetry - katydid", originally refers to locusts, has a very strong ability to reproduce. The katydid door was built in the Forbidden City in the hope of having more children and grandchildren, multiplying heirs and strengthening the royal family.

The allusion to the katydid's door comes from the Book of Songs - Zhou Nan - Katydid:

Katydid feather, inquiring about it, and it is appropriate to have children and grandchildren, Zhen Zhen Ruoxi.

The katydid's feather is princely, and it is desirable for your children and grandchildren to rope it.

The katydid's plumage, 揖揖兮, is a good idea for your children and grandchildren to hibernate.

Vernacular translation

The katydid spreads its wings and flies low in a group. Your grandchildren are many and numerous, and your family is thriving.

Gamps spread their wings and fly in groups. Your children and grandchildren are many and numerous, and your family will continue to thrive for many generations.

Gamps spread their wings and gather in groups to fill the hall. Your children and grandchildren are numerous and happy.

In the Forbidden City, katydids door west of the second long street south door, southward, north and Baizi door opposite. Open glazed door, the Palace door two, the door outside the east for the pure blessing of the door, the west for the door of Jiazhi. South through the Ruyi door through the Yangxin Hall, built in the Ming Dynasty. Qing Yanming old. Now the building is intact.

After the Qing Dynasty occupied the Forbidden City, the name of the name of many places have changed, but this place is the only one of the old name of the Ming Dynasty door, called "katydid (zhōng) door".

This is a poem wishing people many children and grandchildren. The katydid is a kind of locust insect, the ability to reproduce is particularly strong, the ancients, especially the emperor's family to reproduce as a major event. The katydid gate was built in the Ming Dynasty and used in the Qing Dynasty. Consorts would go to the katydid door to pray for their own children.

Expanded:

The poem describes the scene of katydids gathering on one side, with many descendants and a burst of insects. The katydid was named after the street gate of the six western palaces of the inner court of the imperial palace, which was meant to pray for the royal family to have many children and grandchildren, and the emperor's throne to be prolonged forever, as opposed to the gate of the six eastern palaces of the Lin-toe Gate, which took on the meaning of auspiciousness.

Katydid door to the south, the architectural form of simple, for the 1 room glazed door, yellow glazed tiles hysterical roof, green glazed imitation wood under the eaves of the components, installed two doors.

The end of the Qing Dynasty, Emperor Puyi in order to ride a bicycle for convenience, will be part of the inner court street door and courtyard door threshold sawed off, including katydid door. Sawed off the threshold at both ends to make mortise and tenon, the remaining two sections of the threshold and then chiseled mortise and tenon, every night when the door is closed and locked, the threshold must be installed back to the original position, in order to protect the door of the strict.

And the heir's extension, for the royal family of the emperor's house, is a very important thing. Forbidden City katydid door was first built in the Ming Dynasty, the Qing Dynasty when the consorts want to conceive a dragon heir, I heard that they will go to the katydid door to pray, hoping that they will be able to extend the heir for the emperor.

Because the katydid door at that time signifies the prosperity of the Qing Dynasty, is the Palace of the heir of the sacred place.

This is a poem to wish people many children and grandchildren. The katydid is a locust insect, reproduction ability is particularly strong, the ancients, especially the imperial family to reproduction is regarded as a first-class big deal. The katydid gate was built in the Ming Dynasty and used in the Qing Dynasty. Consorts would go to the katydid door to pray for their own children.

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