The school administration has decided to make it mandatory for each student to volunteer at least 40 hours per year.

学校管理部门已经决定强制要求每个学生每年至少志愿服务40个小时。

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The school administration has decided to make it mandatory for each student to volunteer at least 40 hours per year to one of the town's many volunteer programs.

学校管理部门已经决定强制要求每个学生每年参加该镇众多志愿者项目的其中一个，志愿工作时长至少要达到40个小时。

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And to create the holding company they will need an exemption from having to make a mandatory tender offer for all shares from France's Financial Markets Authority (AMF).

为了创立控股公司他们将需要通过法国金融市场管理局提供所有股票的税费来免于创建一个强制性投标。

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But it would appear that Khan has turned down those opportunities to make a mandatory defence against Salita.

BBC: Khan set for Salita title defence

But, considering how well the voluntary policies work, it would seem to make sense to replace mandatory arbitration with voluntary plans.

FORBES: Better safe than sorry

And to create the holding company they will need an exemption from having to make a mandatory tender offer for all shares from France's Financial Markets Authority (AMF).

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