他的传球在阴沉的天空中划出了一道完美的弧线。His pass described a perfect arc through the leaden sky.彩虹在小城上空画出了一道优美的弧线。A rainbow arced gracefully over the town.球在空中划出一道奇异的弧线。The ball curved strangely in the air....

“弧线”的拼音为：hú xiàn...

“弧线”的英语可以翻译为：arc ...