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

制作并安裝餐廳里兩只舷窗鐵蓋.

A : May I have a couple of blinders?

給我幾個活頁夾好 嗎 ?

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

稱為“黑盒”是因為您戴上了眼罩,不需要知道程序具體怎樣工作.