名词
中文翻译：云天平
同义词：
['cloud balance', 'cloud balancer']
例句：
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1. The cloud theodolite wasused to measure the height of the mountain.
云天平被用来测量山峰的高度。
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2. Thecloud theodolite was used to measurethe temperature of the air.
云天平被用来测量空气的温度。
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3. The cloudtheodolite was usedto measure the wind speed.
云天平被用来测量风速。