两向色谱(法)chromatography: n. 【化学】层析,色层(分离)法。 bidirectional: 双方向的; 双向的; 双向性的,8字型指向的; 双指向性backward and bidirectional: 反向与双向的bidirectional algorithm: 双向算法bidirectional amplification: 双向放大下载手机词典可随时随地查词查翻译