E-commerce follows the same model used in other business transactions; the difference lies in the details.

电子商务采用与其他商业交易相同的模式；区别在于细节。

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The difference lies in whether the project is in a sense defined and developed by the student or whether it's assigned by a teacher.

区别在于这个项目是由学生定义和开发的，还是由老师指定的。

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The primary difference lies in how they are written.

主要不同之处是它们的编写方式。

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The CBO projection is $7 trillion. The difference between the two estimates lies primarily in the fact that the CBO assumes the expiration of Bush administration-era tax cuts, while the White House is assuming that President Barack Obama will honor his pledge against allowing taxes to rise on families earning less than $250,000 a year.

VOA: standard.2009.08.25

And the answer lies clearly in the energy difference.

从能级差看，答案很明显。

麻省理工公开课 - 固态化学导论课程节选

The biggest difference lies in the ecosystem and resources available for business Vs. social entrepreneurs.

FORBES: What If Social Entrepreneurs Had The Same Tools Available As Business Entrepreneurs?

The big difference lies in who will dole out the money and negotiate with the drug firms.

ECONOMIST: Health care: Thirty-six places to go | The

The difference lies in how carefully you analyze your current finances and plan for your future financial well-being.

FORBES: Study Shows Divorced Women Have Less Economic Security Than Women Who Stay Married