1, blue: it is a word to describe the color of the sky or ocean. In literature, poetry and artistic works, blue is often used to describe vast space, infinite possibilities and stimulate people's imagination. 2. Blue sky: It is bright blue, which usually conveys a feeling of tranquility, peace and freshness. The blue sky is usually regarded as a symbol of beauty and positivity, representing infinite freedom and hope.
3. Blue sky and blue sea: used to describe the colors of the sky and the ocean. Give people a broad, bright, fresh and comfortable feeling. The blue sky and blue sea symbolizes a beautiful environment and a happy mood, and also symbolizes freedom, tranquility and infinite possibilities.