常見(jiàn)例句用作名詞 (n.)The sun appears to move in an arc across the sky.太陽(yáng)看起來(lái)在天空中以弧形運(yùn)行。When the moon is new it looks like an arc of light in the sky.新月看起來(lái)像天空中的一盞弧形燈。用作名詞 (n.)The first figure is an arc followed by a line.第一個(gè)圖形是一段弧,後跟一條直線。The beach swept around in an arc.海灘呈弧形伸展開(kāi)來(lái)。His arm described an arc in the air.他的手臂在空中劃出一道弧形。The rainbow formed a beautiful arc in the sky.虹在天上成美麗的弧形。 返回 arcked