I'll open one eye and close one eye.

我会睁一只眼，闭一只眼。

youdao

If you close one eye, you cannot get depth perception.

如果你关闭一只眼睛，你无法获得深度知觉。

youdao

Close one eye and squint at the screen with the other eye in order to see which elements pop out and which are fuzzy and which items seem to group together.

眯着另一只眼睛模模糊糊地看屏幕，这样便可以看出来哪些元素突出、哪些元素模糊，以及哪些元素看起来是一组的等。

youdao

It's v0.5, and while we didn't get our download today, we'll be keeping a close eye on this one.

ENGADGET: Skyfire browser released in limited beta Mobile

As such, they stood close to one another, maintained strong eye contact, touched one another on the arm, and smiled often during their workplace conversations.

FORBES: How to Read Business Body Language Like a Pro - 1st Tip

"Obviously the issue of the toll is one that we are keeping a close eye on, " he said.

BBC: Severn Bridge tolls