n.[U]

1. 成熟；完善
   This job calls for a man with a great deal of maturity.

   这个工作需由老练持重的人去做。

   reach maturity

   成熟

2. （支票等的）到期
   pay at maturity

   到期付款

n.

1. the state, fact, or period of being mature.
2. the time when an insurance policy, security, etc. matures.