Under planning law the maximum height for a fence or hedge is 6 feet.

根据规划法，栅栏或树篱的最高高度为6英尺。

《柯林斯英汉双解大词典》

You have to know the names of participants and their feet size and approximate height.

你必须知道参与者的名字，他们的脚的大小和大概身高。

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The images are so large that they can only be viewed at a height of 1,000 feet—meaning from an aircraft.

这些图像如此之大，以至于只能在1000英尺的高空——也就是说从飞机上观看。

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The main trunk had been scarred by claw marks up to a height of five feet.

BBC: 'Beast of Bodmin' sighted at Trewithen Gardens

The Pocket PC-based PPT 2700 series, for instance, can withstand multiple drops from a height of four feet to a concrete floor, and it is sealed against rain and dust.

FORBES: Ten O'Clock Tech: Handheld Computer Handles Abuse

This meant that for the drop-test we were able to let the Panasonic free-fall from a height of three feet, while the GammaTech was dropped from a somewhat less realistic (in terms of likely real-world falls) one foot.

ENGADGET: Durable faceoff and torture test: Panasonic's Toughbook 30 vs. GammaTech's Durabook D15RP