名词
中文翻译：互惠交叉
同义词：
['mutually intersecting line', 'reciprocal line例句：1. The two lines are reciprocal crosses in the park.（公园里的两条线是相互交叉的。）']
例句：
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1. The two lines are reciprocal crosses in the park.
公园里的两条线是相互交叉的。
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2.The reciprocal cross is a symbol of friendship and cooperation between nations.
互惠交叉是一个国家之间友谊与合作的符号。
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3.The reciprocal cross is used to measure the length of a straight line.
互惠交叉是用来测量直线长度的工具。