名词
中文翻译：海拔计
同义词：
['height meter', 'altitude gauge']
例句：
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1.The astronaut used the altitude meter to measure his altitude during the space mission.
宇航员在太空任务中使用海拔计来测量他的海拔。
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2. The mountaineer used the altitude meter to measure the elevation of the peak.
登山者使用海拔计来测量山峰的高度。
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3. The pilot used the altitude meter to ensure that they were flying at a safe altitude.
飞行员使用海拔计来确保他们飞行在安全的高度。