Her daughter was a continual source of delight to her.

她的女儿是她无限快乐的源泉。

Charging for upgrades provides a continual source of revenue for your business.

发布重大升级版时收费给你的生意提供了一个持续的收入来源。

After I took a position as an assistant professor at the university of Illinois, he's acted as my mentor, true role model and continual source of inspiration.

我在伊利诺伊州立大学取得助理教授的职务之后，他成为了我的导师、行为上的典范，还有我无尽灵感的源泉。

PEAR is an open source library of PHP functions which is free for your use and under continual development.

PEAR是php函数的开源库，它可免费使用并且其开发工作仍在继续。

The knowledge and ability of creating and applying it is the most important source of enterprise continual competitive advantage.

知识及创造和运用知识的能力是企业保持持续竞争优势的最重要源泉。

Compared with the competition-oriented and resource-oriented strategies, customer-oriented and value-focused strategy is the fundamental source of enterprises' continual competitive advantages.

通过与以竞争为导向和以资源为导向的企业战略的比较，指出以顾客为导向、以价值为中心的战略模式是企业持续竞争优势的根本来源。

According to characteristic in different development stage, the cascading failures may be decomposed as source fault stage and continual fault stage.

根据不同阶段的特点，连锁故障可以分解为源发性故障阶段和相继故障阶段。