1. Prohibition signs in traffic signs

The color of prohibition signs, except for a few signs, is white background, red circle, red bar, and black pattern. Pattern bar. The shape of the prohibition sign is a circle, an octagon, or an equilateral triangle with the top corner pointing downward. There are currently 42 types of prohibited signs.

2. The national water conservation logo

is deformed from water droplets, palms and the earth. The green circle represents the earth, symbolizing that water conservation is an important measure to protect the earth's ecology. The blank part of the logo is like a hand holding up a drop of water. The hand is a deformation of the pinyin letter JS, which means saving water. It means that water saving requires public participation. It encourages people to start with me and save every drop of water. The hand is Like a meandering river, it symbolizes the dripping water that merges into a river.

The combination of the water drop and the hand resembles the center part of the word "heart" (with two dots removed), and the water drop is located at the middle point of the word "heart", which illustrates that everyone needs to remember to save water. Take care with care and save every drop of precious water resources.

3. The Olympic logo

consists of 5 Olympic rings connected in five colors: blue, black, red, yellow and green. The rings are connected to each other from left to right, with blue, black and red rings on the top and yellow and green rings on the bottom. The entire shape is a regular trapezoid with a small bottom. The five rings of different colors represent the five continents participating in the modern Olympic Games - Europe, Asia, Africa, Oceania and the Americas.

4. Mercedes-Benz logo

The three-pointed star of Mercedes-Benz symbolizes the desire to conquer land, sea and air. This logo was created after the merger of Daimler and Mercedes-Benz. Daimler's original trademark was a three-pointed star, while Mercedes-Benz's trademark was a double circle with the word "BENZ" in it. After the merger, the Daimler-Benz trademark was a single circle. Three-pointed star.

Extended information:

The Olympic logo symbolizes the gathering of athletes from five continents and all over the world at the Olympic Games, fully embodying the content of Olympism, "all countries - one nation". "Olympus Family" theme. It not only represents the unity and friendship of athletes from all over the world on five continents under the Olympic flag, but also emphasizes that all athletes should meet on the competition field in a fair and honest sportsmanship.

The colors of the Olympic rings: blue, yellow, black, green and red began to become symbols of the five continents. With the passage of time and the development and changes of the Olympic movement, the interpretation of the Olympic symbols has also changed. . According to the supplementary explanation of the "Olympic Symbol" entry in the latest version of the Olympic Charter in 1991, the meaning of the Olympic flag and the five rings not only symbolizes the unity of the five continents, but also emphasizes that all participating athletes should act in a fair and honest sportsmanship. See you on the playing field.

Reference materials: Baidu Encyclopedia_ban sign?Baidu Encyclopedia_national water conservation sign?Baidu Encyclopedia_Olympic logo

Baidu Encyclopedia_Mercedes-Benz trademark