The screen blanked out.

屏幕突然变成一片空白。

All the names in the letter had been blanked out.

信中所有的名字都已涂掉。

I knew the answer, but I totally blanked during the test.

我本来知道答案，但考试时我什么都忘了。

I saw her on the bus this morning, but she totally blanked me.

我今天早晨在公共汽车上见到她，但她连一眼都没瞧我。

The television screen blanked out.

电视屏幕上的图像变得模糊了。