But in some cases, one marketer's owned media become another marketer's paid media—for instance, when an e-commerce retailer sells ad space on its Web site.

但在某些情况下，某市场营销者的自有媒介会成为另一个营销者的付费媒介。比如，当某电子商务零售商出售其网站上的广告空间时。

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E - total size of the swap space.

e—交换空间的总大小。

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You can automate the process and automatically send the administrator (or an administration group) an E-mail when the available space gets below a certain level.

您可以使这个过程自动化，并且当可用空间降低到一定的级别时，自动地向管理员(或者管理员组)发送电子邮件。

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Will Stewart herself be on hand to dish out advice to the fledgling entrepreneurs and small businesses at the Queens E-Space?

FORBES: Martha Stewart Throws Down for NYC Entrepreneurs

Martha Stewart Living Omnimedia will be providing business mentoring services to a group of entrepreneurs working out of a business incubator called E-Space.

FORBES: Martha Stewart Throws Down for NYC Entrepreneurs

Amazon competes in the e-commerce and e-content space with companies such as eBay and Apple.

FORBES: Is Amazon Ready To Sell Used Digital Products?