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。

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Stand with your feet apart and your hands facing upwards.

两脚叉开站着，双手向上。

《牛津词典》

Oak trees a few feet apart differ in the size and shape of their acorns.

几英尺高的橡树在橡树果形状和大小上都各不相同。

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That the locations were only about 10 feet apart seemed reasonable, considering his reach.

CNN: 'Chasing Amy' excruciating, and not in a good way

The waiting teams getting a pep talk stood relaxed and confident, their bare feet apart, shouting 'Ha!'

BBC: Here be dragons

We now occupy offices 500 feet apart at the U.S. Department of Education.

WHITEHOUSE: Renewing the American Dream: Education, the Great Equalizer | The White House