at an altitude of在…海拔上；在……高度；在海拔……的高度例句1.At the moment we"re flying over the North Pacific at an altitude of 10, 000 meters.此刻我們正在北太平洋上空飛行，高度一萬米。2.We are flying at an altitude of 6000 metres.我們的飛行高度是6000米。3.The Equator runs across these highlands, a hundred miles to the North, and the farm lay at an altitude of over six thousand feet.在那裡，有一座海拔六千多英尺的高原，向北綿延一百英里，赤道橫穿而過。4.It is built in a spectacular location at an altitude of about 4166m.它建在一個壯觀的位置，海拔約有4166米。5.Mars" air pressure is equal to Earth"s at an altitude of 100, 000 feet.火星的氣壓相當於地球上十萬英尺高空處的氣壓。

是選C吧，固定搭配at an altitude 例句與用法:

1. We are flying at an altitude of 20000 feet. 我們的飛行高度是20000英尺.

2. The airliner flew at an altitude of 20000ft. 客機在兩萬英尺的高度飛行。

3. The plane flew at an altitude of30000 feet. 飛機在三萬英尺的高空飛行。