柯林斯詞典parabola /p??r?b?l?/ (parabolas) 1. N-COUNT A parabola is a type of curve such as the path of something that is thrown up into the air and comes down in a different place. 拋物曲線[技術] 返回 parabola劍橋詞典a type of curve such as that made by an object that is thrown up in the air and falls to the ground in a different place 拋物線 返回 parabola