英语词汇“拋物线”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	拋物线
释义	拋物线 pāo wù xiàn數學名詞。平面上一個動點P與定點O和固定直線AB保持相等的距離即PQ＝PO移動時所成的軌跡。其中固定點O叫做拋物線的焦點。將一物體向上斜拋出去所經的路線就是拋物線。
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