arcing

漢語翻譯

英文解釋：

動詞 arc:

1. form an arch or curve
   同義詞：arch, curve, arc

例句：

1. The sun appears to move in an arc across the sky.
   太陽看起來在天空以弧線運行。
2. An early instrument for measuring altitude of celestial bodies, consisting of a90= graduated arc with a movable radius for measuring angles.
   象限儀用來測量天體緯度的一種早期工具，由一個有90度刻度的圓弧和一個用來測量角度的可移動的半徑構成