turn of speed的用法和样例：
- This car had a fine turn of speed.
- She put on an impressive turn of speed to overtake the others.
- He put on an impressive turn of speed in the last lap.
- I thought the guard-dog would grab him but he got over that fence with a turn of speed that amazed me in such a fat man.
- The lorry is very economical on fuel and yet has a good turn of speed when required.
- Lots of sprints, repeated with minimal rest periods in between, helped develop the famous Coe turn of speed.