此接口将在类与其所有使用者之间定义契约。

This interface defines the contract between the class and any of its clients.

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所有使用者将义不容辞地与科学界广泛分享他们的研究成果。

All users must share their results with the broader scientific community.

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interface的所有使用者都同意仅使用interface中指定的方法。

Any consumer of the interface agrees to use only the methods specified in the interface.

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And all of this has to be learned through exposure to language users.

而且所有这些都必须通过,暴露于拥有语言使用者的环境才能习得

耶鲁公开课 - 心理学导论课程节选