mature

a. 成熟的,到期的,充分发育的,考虑周到的
v. 使...成熟,(使)长成,到期

She matured her novel by constant revision.

她不断修改自己的小说以使其趋于完善。

His character has greatly matured in the years.

这些年他的性格已大大成熟。