这种双向交流有助于吸引学生的注意力。

This two way exchange helps get the students' attention.

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只是因为其他人认为文档可以取代良好的旧式双向交流并不意味着您需要这样做。

Just because others think documentation can substitute for good old-fashioned, two-way communication doesn't mean you need to.

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由于智能仪表和其他设备的出现，这些企业和家庭将来可以和动能化的植物双向交流。

And thanks to smart meters and other devices, they'll be able to have two-way conversations with the power plant.

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