(; ) [, ] ( reˈdemption date []) the time when bonds, loans, insurance agreements, etc. must be repaid or paid; a bond, loan or insurance agreement that has reached this time （债券、贷款、保险等）到期（应付）；到期债券（或贷款、保险等）◆ You will receive a payout of $15 000 on maturity. 到期时你将得到 15 000 元的付款。◆Many investors want to keep securities until they reach maturity. 许多投资者希望持有证券至到期日。◆bonds with maturities of 20 years 20 年期的债券◆The company has paid off more than $1.5 billion of maturities this year. 公司今年偿付了超过 15 亿元的到期债券。◆They plan to extend the maturity dates of the notes by as much as three years. 他们计划把票据的到期日延後长达三年。
[] when an industry, an economy, a market, etc. is fully developed and no longer growing very quickly （产业、经济、市场等）成熟，饱和◆The market for music, videos and books is reaching maturity. 音像和图书市场正趋於饱和。
[] the time when a product has been sold for a long time and is well known, but its sales are not increasing （产品）成熟期◆Income from the game has fallen as it has reached maturity in the market. 随着游戏产品市场进入成熟期，其收入已开始下降。➡ picture at product life cycle