名词
中文翻译：屁股尺子
同义词：
['buttometer', 'butt caliper', 'butt measurer']
例句：
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1. The engineer used a butt gauge to measure the length of the pipe.
工程师使用屁股尺子来测量管道的长度。
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2.The butt gauge was used to check the accuracy of the measurements.
屁股尺子被用来检查测量的准确性。
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3. The butt gauge was used to measure the width of the door.
屁股尺子被用来测量门的宽度。