Injections of colour are introduced though permanent walls and flexible furniture pieces that will be moved over time to suit the users' needs.

永久性墙体和灵活的家具构件为室内增添了色彩。 这些家具可以在日后移走，以适应用户的需求。

youdao

The first permanent colour photograph was taken by Thomas Sutton who was working with Clerk Maxwell and is a composite of three black and white pictures, each one taken through a red, green or blue filter.

BBC: Pioneering colour photography

He said that they thought it was the first time in the company's history that there had been a permanent change to the colour of the post boxes.

BBC: Gold Olympic post boxes to keep sheen