Member must present the valid membership card for any purchase. Reward points will not be added after a sale is completed.

会员在购物时必须出示有效之会员证，否则所得分数将不会计算入账号内，而事后亦不能获补分数。

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These addresses may become invalid after garbage collection, so after garbage collection, profilers should not assume that they are valid.

垃圾回收后，这些地址可能会无效，因此垃圾回收后，探查器不应假定它们是有效的。

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A voting trust is valid for not more than 10 years after its effective date unless extended under subsection (c).

除非依据(c)小节的规定延期，投票信托组织的有效期自生效日起不得超过10年。

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After all the hard work is done of deciding whether a patent is actually valid or not.

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