a colour print的用法和样例：
- Inter-negative: Negative for a colour print.
- Try to wear a colour that is less obtrusive.
- I changed my black and white television for a colour set.
- The plate is then roll-up and a colourful print will result from a single printing.
- He has bought a colour TV set of 18 inches.
- Paul was picked to be a colour guard in the parade.