词库：同义词和关联词
- a drowning man will clutch at a straw idiom
- a leap in the dark idiom
- adventurer
- ante
- be skating on thin ice idiom
- dare
- expose
- go for broke idiom
- have/put your head on the block idiom
- hazard
- imperil
- lay
- lay sth on the line idiom
- neck
- run the risk of doing sth idiom
- sail close to the wind idiom
- skate
- stick (sth) out
- stick your neck out idiom
- stunt
