a conventional warhead的用法和样例：
- But if a bomb can be delivered close to its target bunker, the explosive power of a nuclear warhead may be superfluous; a conventional warhead will usually do.
- "How are you?" is a conventional greeting.
- "Good morning" is a conventional greeting.
- A member of a convent or other religious community.
- Her book is a hilarious send-up of a conventional spy story.
- She died in misery in a convent.