Suddenly, the door at the end of the hallway opens, a maintenance man enters only feet away from Michael.

突然，通道未端的门打开了，一个维修工人进来，离Michael只有几步之遥。

youdao

This 800 foot long bridge has a space 28 feet when closed but opens in the center until it reaches 140 feet which allows ships to sail.

这个800英尺长的大桥关闭时拥有28英尺的桥下空间，而当中部打开时则达到140英尺，以允许船舶通过。

youdao

An inner front door opens into a sprawling rectangular space 72 feet deep.

一扇室内前门通向一片纵深72英尺（约合22米）的庞大长方形空间。

youdao

To take special precautions for his floppy ears, he jumps from a relatively low altitude of 4, 000 feet and quickly opens his parachute.

WSJ: Before He Can Hop,This Easter Bunny Has to Fly

At 10, 000 or 15, 000 feet the door opens.

BBC: Falling into New Zealand, from 10,000 feet

With a central span of 1, 991 metres (6, 532 feet), the Akashi Kaikyo bridge, which opens on April 5th, between Kobe and Awaji Island in Osaka Bay, is bigger than Britain's Humber bridge and longer than the Great Belt East bridge that has just been built in Denmark.

ECONOMIST: The bridge to nowhere in particular