The maturity model can be customized and extended by adding maturity indicators and attributes appropriate for the industry or organization.

成熟度模型可以被定义和扩展，方法是添加适用于某个行业和组织的成熟度指示器和属性。

youdao

The maturity profile of new issues has also extended: 43 per cent of the new debt issued in 1999 had maturities between three to five years, up from 27 per cent in 1998.

新发行债券的年期亦较以往延长。1999年新发行的债券中，年期由三年至五年的产品占43%，较1998年的27%为高。

youdao

On Thursday, the bank said it would increase its purchases of Japanese government bonds and extended the average maturity of the bonds it purchases from three years to seven years.

BBC: Haruhiko Kuroda

Maturity dates were extended from March 2014 to August 2017.

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In October, the company restructured the securities so the original maturity date was extended, with half the principal balance being due on Feb. 15, and the rest on March 13.

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