symmetricKK [səˋmɛtrɪk] /səˈmɛtɹɪk/发音形容词1对称的、匀称的The pattern on the tile is almost perfectly symmetric.这块磁砖上的图案几乎完全对称。2对称式的数学、资讯Symmetric encryption uses the same key to lock and unlock data.对称式加密以同一把金钥进行资料的加解密。3对等的、均衡的正式The obligations in the contract are not symmetric for both sides.合约中双方所负的义务并不对等。用这个字练口说→