In the very middle of the barcode, you will notice two thin black lines stickingdown between the Numbers.
在条形码的中间,你会注意到两条细黑线比旁边的线长,分开了数字。
2
The normal vector is just sticking straight up or straight down.
从而法向量的方向是竖直向上或向下的。
3
But worst of all, they slow you down: instead of sticking your head in someone's office and checking out an idea with them, eight people have to have a meeting about it.