slide rule
US /ˈslaɪd ruːl/
UK /ˈslaɪd ruːl/
名詞
1.
計算尺
a mechanical analog computer, now largely obsolete, used primarily for multiplication and division, and for functions such as roots, logarithms, and trigonometry. It is constructed with a fixed rule and a sliding central piece, both marked with logarithmic scales.
範例:
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Before electronic calculators, engineers relied on a slide rule for complex calculations.
在電子計算器出現之前，工程師們依靠計算尺進行複雜的計算。
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Learning to use a slide rule required understanding logarithms.
學習使用計算尺需要理解對數。
在 Lingoland 學習這個單詞