有危险

• be in danger of
• be in danger

例句

1. 一有危险迹象，潜艇就会潜入水中。
   At the first sign of danger the submarine will submerge.
2. 做个消防队员有时候会有危险。
   Being a fireman sometimes may be dangerous.
3. 刀伤已穿透到了骨头，她的生命有危险。
   The knife wound penetrated to the bone, and her life was in danger.
4. 简正有危险成为一个嗜酒者，因此她到一家特殊的小型疗养院去戒酒。
   June was in danger of becoming an alcoholic and so she's gone to a special nursing home to dry out.