名词
中文翻译：横线
同义词：
['line', 'straight line例句：1. The line of cars is parallel to the road.（汽车的线平行于道路。）']
例句：
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1. The line of cars is parallel to the road.
汽车的线平行于道路。
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2.The straight line from A to B is 5 kilometers long.
从A到B的直线距离为5公里。
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3. The line of light was shining through the window.
光线穿过窗户形成了一条直线。