right angles 释义 直角:两条线段在相交处所形成的角度为90度的角。 例句 1·The lines intersect at right angles . 线条垂直相交。 《牛津词典》 2·A narrow passage at right angles led them into another corridor, and here the same thing was repeated. 一条垂直相交的狭窄过道把他们引到另一条走廊,在这里,同样的情况又重现了。 3·The two lines meet at right angles . 两线垂直相交。 《新英汉大辞典》
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