天啊，你的记忆力未免太差了记忆是检验智能生命的试金石。如果我们不能记忆，就说不上有多聪明，而只不过是仅能对刺激做出反应的有机体。记忆分两种:短期记忆和长期记忆。短期记···

记忆效率的概述 　　有位心理学家做过一个实验：他找了5篇文章，第一篇100字左右，第二篇200字左右，第三篇500字左右，第四篇1000字左右，第五篇5000字左右。这几篇文章内容的深浅程···

什么是记忆树 　　记忆树是利用关联性记忆法，有效的将大量的资料整理并且快速的在脑中留下印象，特色是会以一个主题当作是主干，与其相关联的资料会采上下半辐射状依序连结出，呈···

A marketable, fixed-interest U.S. government debt security with a maturity of more than 10 years. Treasury bonds make interest payments semi-annually and the i···

英文名称：Par Bond 中文名称：平价债券指按照面值发行的债券。此外，为了减少还本付息，旧的债务可以按平价的方式置换新的“平价债券”，新发行的平价债券利率可能会···

英文名称：Act of God Bond 中文名称：天灾债券保险公司发行的债券，旨在将债券的本金及利息与天然灾害造成的公司损失联系起来。A bond issued by an insurance company, linkin···

A type of exchange-traded fund (ETF) that exclusively invests in bonds. Bond ETFs are very much like bond mutual funds in that they hold a portfolio of bonds a···

The final tranche in a series of mortgage-backed securities that is the last one to receive payment. Used in some collateralized mortgage obligations (CMO), Z-···

Debt securities issued by a government for the purpose of financing military operations during times of war. It is an emotional appeal to patriotic citizens to···

A bond that allows the holder to force the issuer to repurchase the security at specified dates before maturity. The repurchase price is set at the time of iss···

A spread in the futures markets created by taking offsetting positions in futures contracts for five-year treasury bonds and long-term (15-30 year) treasury bo···

A debt investment in which an investor loans money to an entity (corporate or governmental) that borrows the funds for a defined period of time at a fixed inte···

A debt secured by a bidder for a construction job or similar type of bid-based selection process for the purpose of providing a guarantee to the project owner···

政府债券（Government Bond）　　政府债券的发行主体是政府。它是指政府财政部门或其他代理机构为筹集资金，以政府名义发行的债券，主要包括国库券和公债两大类。一般国库券是由财···

熊债券···