alternate SC交替的副载波alternatev.交替；轮流adj.间隔的；轮流的；交替的n.代替者；供替代的选择alternate trunk group替代干线群alternate sponsorship轮流提供alternate acknowledge交替应答alternate picture dot交替像点,交替像素alternate binary code交变二进编码alternate in the lead轮流领先alternate case method[医] 交替病例研究法alternate buffer file交替缓冲文件alternate entry point候选入口点alternate preparation变通制剂, 变通配制法