These are not seconds, or unbranded goods, but first-quality products.

这些既不是次品也不是无牌货，而是质量一流的产品。

《柯林斯英汉双解大词典》

The goods are of first quality.

这批货质量上好。

《新英汉大辞典》

First of all, we have to settle our disputes about the quality of your supplied goods.

首先，我们要解决双方关于供货品质的分歧意见。

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