a parachute regiment的用法和样例：
- He has joined up in the Parachute Regiment.
- General Carter commands the Parachute Regiment.
- A parachute, such as one for pilots or skydivers.
- Needing someone is like needing a parachute.
- To descend by means of a parachute.
- A parachute,such as one for pilots or skydivers.