blankness

The shocking news was met with a look of total blankness on the victim's face.

(Chinese) 听到这个震惊的消息，受害者的脸上露出了完全茫然的神情。

He stared at the blankness of the computer screen, unable to think of a first sentence.

(Chinese) 他盯着空白的电脑屏幕，想不出第一句话该怎么写。