memo () a record of a legal agreement which has not yet been formally prepared and signed协议备忘录◆The companies signed a memorandum to develop the product jointly, but the deal was never finalized.这些公司签订了协议备忘录以共同开发产品，但是交易最终没有完成。➡memorandum of understanding a proposal or report on a particular subject for a person, an organization, a committee, etc.意向书◆The group has issued an information memorandum on its publishing arm for potential buyers.这个集团向准买家发布了其出版部门的信息报告。