相关单词近义词 synchronous 同时的, synchronal 完全同步的反义词diachronic, 历时的临近词SYNCOM, sync, sync-signal generator, synchronizing potential, synchrotron phase space, synchronizing voltmeler, synchro assembling line, synchronizing frequency, Synchronization Testing, Syncalathium disciforme, sync signal synthesizer, sync pulse regeneration 返回 synchronically