a thermonuclear weapon的用法和样例：
- Sayid: The core itseld is a thermonuclear weapon, it'll be more than enough.
- A nuclear fusion is a thermonuclear reaction.
- Thermonuclear weapons have high destructive power.
- Nothing less than a fission bomb can ignite a thermonuclear reaction.
- Waiter: This is a hollowed out pineapple with booze in it. What did you think it was, a thermonuclear device?