symmetricKK [səˋmɛtrɪk] /səˈmɛtɹɪk/發音形容詞1對稱的、勻稱的The pattern on the tile is almost perfectly symmetric.這塊磁磚上的圖案幾乎完全對稱。2對稱式的數學、資訊Symmetric encryption uses the same key to lock and unlock data.對稱式加密以同一把金鑰進行資料的加解密。3對等的、均衡的正式The obligations in the contract are not symmetric for both sides.合約中雙方所負的義務並不對等。