Right. Related to that: attendance here is obviously not mandatory.

对了，关于那个事儿：,出勤明显不是强制要求的。

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The mandatory code is aimed at balancing the right of parents to a fair hearing against the right of schools to not admit so many pupils that children's education suffers.

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The clear favourite must have thought he was on his way to another simple success when his right hand had Burns down for a mandatory eight count towards the end of the first round, although Burns seemed to have been pushed off balance more than badly shaken.

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Right now, Washington sets a floor on mandatory benefits, but then each state gets to push it higher with no penalty for imposing requirements that raise costs.

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