sync line-up同步: synchronization; synchronism ...信号: signal; semaphore; gun对齐: alignment; align; aline; reg ...场同步信号: field synchronizing signal后同步信号: postamble下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:同步信号对齐,即可在微信中查询翻译