insurance

n.

1. 保险
2. 保险业
   • She works in insurance.
     她从事保险业工作。
3. 保险费
   • He pays out insurance every year.
     他每年付保险费。
4. 保险措施, 安全保障
   • I have one lock but I bought another as an additional insurance against thieves.
     我有一把锁, 可是另外又买了一把作为附加的防盗保障。