Where a commodity still cannot be used properly after being repaired twice within the guaranteed maintenance period, the business operator must be responsible for replacement or return.

在保修期内两次修理仍不能正常使用的，经营者应当负责更换或者退货。

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She will stay on until a replacement is found, and then return to research at Stanford.

但是她会留下来直至找到合适的代替者，然后她将回到斯坦福的研究工作中。

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Us company Infantino recalled the SlingRider, saying customers should stop using the product immediately and return it for a free replacement.

美国的Infantino公司召回了这种名为“SlingRider”的婴儿背巾，还通知消费者应立即停止使用该产品，将其返厂并免费换去其它背巾。

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His return as a replacement was one of the positives Gloucester took from Saturday's defeat against Munster.

BBC: Tindall positive about comeback

But that has been scrapped, Phillips now likely to return as a replacement when the Ospreys host Connacht on Sunday, 21 February.

BBC: Mike Phillips delays return from injury

Magoffin has been ruled out as a possible replacement and will return to Australia at the end of the Twenty20 campaign.

BBC: Edwards pulls out of Worcs move