名词
中文翻译：测量工具
同义词：
['measure', 'gauge', 'standard']
例句：
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1. The engineer used a ruler to measure the length of the wall.
工程师用尺子测量墙的长度。
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2. The car's speedometer is a gauge for measuring its speed.
汽车的速度表是一个用来测量速度的仪表。
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3. The new policy will be a gauge for measuring economic growth.
新的政策将作为衡量经济增长的尺度。