英语词汇line of force怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	line of force
释义	line of forcen.（名词）【复数】 lines of force A theoretical line in a field of force, such that a tangent at any point gives the direction of the field at that point.力线：力场上理论想象线，任一点的切线指向那一点的力场方向
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