A colorful bridge in the sky, with the sun on the west bridge and the east bridge. There are so many colors, purple, blue, green, yellow, orange and red. There is a rainbow in the sky.

This word game has an obvious feature, the title is very common, but the answer is very irritating or funny, and sometimes it plays an indirect role in swearing. Once cracked, it's amazing. So brain teasers can also adjust the atmosphere of the party.

Other interesting brain teasers:

1, what has no limbs and only one head is lethal?

Answer and analysis: Brick (literally, there is only one word "head"; physically, it has only one head without limbs; if it is used to hit people, its lethality is definitely strong enough).

Even if you put the knife rest around your neck, you won't hold its hand tightly. What is this?

Answer analysis: cactus (cactus is notoriously full of thorns, no matter who it is, it will not be happy to hold its hand tightly).