她与艾茵·兰德长达数年的书信往来始于兰德给莱茵写的一封信，感谢她在那个项目中对《源泉》的积极评价。
A correspondence with Ayn Rand that lasted several years began when Rand sent Lane a letter of thanks for her favorable review of The Fountainhead in that publication.
在管理项目时，可能需要使用邮件数据库跟踪信件往来并管理退出。
When managing the project you may want to use your mail database to track correspondence and to manage sign off.
大量的问题往往来自首次引入系统测试、用户验收测试、在生产环境摸索的项目。
Too often, a myriad of problems arise the first time a project has to coax its way into system testing, and then into user acceptance testing, and then fumble its way into production.
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