名词
中文翻译：线形计算器
同义词：
['线形计算器，线形计算仪，线形计算尺例句：1. The string-line calculator is an essential tool for measuring distances.（线形计算器是测量距离的必备工具。）']
例句：
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1. The string-line calculator is an essential tool for measuring distances.
线形计算器是测量距离的必备工具。
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2.The string-line calculator was invented to help people measure the length of a rope more accurately.
线形计算器被发明出来，帮助人们更准确地测量绳子的长度。
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3. The string-line calculator can be used to calculate the area and volume of various shapes.
线形计算器可以用来计算各种形状的面积和体积。