T恤衫的单位销售增加了6%。

Unit sales of T-shirts increased 6%.

《柯林斯英汉双解大词典》

然而，一些产业的数据暗示了连续的销售增加其实难以持续。

However, some industry figures have indicated that high sequential sales gains may not be sustainable.

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但意外的是：当清洁手药剂销售增加时，这些产品实际对防止传染一点作用都没有。

But here's the kicker: While hand sanitizer sales have amplified, these products actually do nothing to defend against these contagions.

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