a.

1. 成熟的；釀熟的
   This is the most mature of his plays.

   這是他最成熟的一部劇作。

2. 成年人的
   She has the figure of a mature woman.

   她有成年女性的體型。

3. 穩重的；慎重的，周到的
   Can't you behave in a mature way?

   你的舉止不能穩重一點嗎？

4. （票據等）到期的；應支付的

vi.

1. 變成熟；長成；釀成
   Wine and judgement mature with age.

   酒陳味香，人老識深。

2. （票據等）到期
   Your deposit matures on April 3rd.

   你的存款四月三日到期。

vt.

1. 使成熟；使長成
   Her responsibilities matured her at an early age.

   她肩負的責任使她早熟。

2. 慎重作出；使完善
   He matured his plans for the long trip.

   他為這次長途旅行仔細地作了計畫。

adj.

1. fully developed physically; full-grown.
   ▸having reached a stage of mental or emotional development characteristic of an adult; grown-up.
   ▸(of thought or planning) careful and thorough.
2. having reached the most fully developed stage in a process.
   ▸(of certain foodstuffs or drinks) ready for consumption; ripe.
   ▸denoting an economy or industry that has developed to a point where substantial expansion no longer takes place.
3. (of a bill) due for payment.

v.

1. become mature.
2. (of an insurance policy, security, etc.) reach the end of its term and hence become payable.