From this vantage point he watched, his searching eye never missing a detail.

从这个有利的位置进行观察，他那锐利的目光从未漏掉一个细节。

《柯林斯英汉双解大词典》

Make eye contact with the people passing, nod to them, gesture keen interest in talking to them at a later time, point to your phone, shrug and move on.

与经过的人进行眼神交流，向他们点头，做出很感兴趣且稍后会与他们交谈的手势，指向你的手机，耸耸肩，然后继续前行。

youdao

Usually what happens is that people eye each other until they are about eight feet apart, at which point both cast down their eyes.

通常情况下，人们会互相注视直到彼此相距约8英尺，这时两人都会低头看向地面。

youdao

This is self-explanatory, but here is another tweet that caught my eye on the same point: My basic premise is that the awareness of American college students is NOT a necessary condition for conflict resolution in Africa.

BBC: Joseph Kony campaign under fire

The one eye was fixed at a point over past the row of vinyl screens.

NEWYORKER: Wiggle Room

Our starting point was the eye-catching assertion last year by Facebook CEO Mark Zuckerberg that a single great software engineer can be more valuable than 100 others who are merely competent.

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