最具有挑战性的事情是在没有经费的前提下建立一个可靠的团队，并制定一个可行的商业计划来扩大规模。

The most challenging issue is building a dependable team without funding, and creating a realistic business plan to scale up.

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日本网站允许用户隐藏自己的真实身份，这和实名的，以分享为前提的Facebook商业模式完全不同。

The Japanese sites let members mask their identities, in distinct contrast to the real-name, oversharing hypothetical user on which Facebook’s business model is based.

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在商业行为中，逐利是前提条件。

In business behaviors, seeking profits is the prerequisite.

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