Over the past 20 years, LCDs have caught up on refresh rates, thanks to innovations on the back-plane where tiny transistors address each pixel of colour on the screen.

微晶体管利用背板在屏幕上显示各个彩色像素，在过去20年里，由于背板技术的革新，液晶显示器刷屏的速度得以提高。

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The back section of the plane had broken off.

飞机尾部脱落了。

《牛津词典》

When objects are left at what you think is at rest with no external agency acting on them, they all slide back towards the rear end of the plane.

当物体掉在地上，你认为它们不受外力作用，保持静止时，它们却朝着飞机的尾部滚去。

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You go back to the same x-y plane; here is some vector A.

回到刚才的 x-y 平面上,这是某个矢量 A

耶鲁公开课 - 基础物理课程节选

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