例如，会议预定在特定的月，季度，或者年的特定时间。

For example, meetings for a given month, quarter, or year are scheduled at one time.

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理事会会议至少每季度召开一次。

The council meeting shall be convened at least once each quarter.

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指导委员会会议至少每季度一次。

The Steering Committee meets at least once per quarter.

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指导委员会会议至少每季度一次。

The Steering Committee meets at least once per quarter.

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