A : May I have a couple of blinders?

给我几个活页夹好 吗 ?

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And, it's black - box because're testing it without knowing exactly it works with blinders on.

称为“黑盒”是因为您戴上了眼罩,不需要知道程序具体怎样工作.

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To make and fit two iron blinders for air port in dining saloon.

制作并安装餐厅里两只舷窗铁盖.

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