名词
中文翻译：卡尺
同义词：
['tape measure', 'ruler']
例句：
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1.The engineer used a caliper to measure the width of the road.
工程师用卡尺测量道路的宽度。
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2. The painter used a caliper to mark the lines on the canvas.
画家用卡尺在画布上划线。
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3.The carpenter used a caliper to measure the thickness of the wood.
木匠用卡尺测量木材的厚度。