What gun for gun idiom?

Bird's Nest: A dwelling built by birds for preserving eggs, incubating eggs and keeping birds. Zhang Tang eight yuan Xin 'anjiang poem hangs a fishing net, leaving Lu Lin Bird's Nest empty. Meng Jiao sent a bird's nest poem to Dr. Li in Mianzhou in Tang Dynasty.

Birds and flowers: Birds and flowers describe the intoxicating scenery in spring. He also said that the singing of flowers and birds explained in detail the flowers and birds. Describe the charming scenery in spring. Song Ruben's temple poems are full of birds and flowers.

Birds fly: describe a magnificent palace. Poetry is as dry as a bird's leather and flies like a fly. According to Zhu's Tales, his architecture is magnificent, like birds chirping, and the eaves are gorgeous and fragrant, like spreading your wings and flying straight.

Bird language: bird singing. "Cai Yong in the Later Han Dynasty" conveys the sound of "Ming" in the past with the sound of birds, and argues with the sound of cattle. Song Mei Yao Chen and Ouyang Yongshu sang Eighteen Rhyme Birds. You have nothing to do in Shan County today. Listen to the birds, as if they were quarrelling.

Examples of changing shotguns into guns:

1. In the past, adobe houses became buildings. It's not what it used to be, gun for gun!

Farmers who used to live in adobe houses have changed their guns to live in buildings.

3, shotgun for cannon, mobile phone for number, waving goodbye to the old phone number, friends and relatives notice. The original mobile phone, the new number, will be followed by good fortune, and will be saved as soon as you receive the text message. Read the information, save the number, sincerely wish, be healthy and happy, and always smile!

4, shotguns for cannons, new homes to report, waving goodbye to the old house, friends and family laugh together! Walk happily, walk happily, walk together healthily and harmoniously, and move on in auspicious days!

5. Change guns for guns, report to the new house, wave goodbye to the old house, and laugh with friends and family! New house, new wall and beautiful little bride. Walk happily, walk happily, walk together healthily and harmoniously, and move on in auspicious days!