annunciation的意思？

annunciation的音标：annunciation的英式发音音标为：[əˌnʌnsi'eɪʃn]annunciation的美式发音音标为：[əˌnʌnsi'eʃən]...

The examples of its applications in annunciation and interlock circuits are listed.作了简要介绍,并列举了在信号报警和联锁保护电路中的应用实例.Then they changed it to March 25, a holiday called the Annunciation.后来又把元旦改到我们现在的三月二十五日, 因为那一天是“天使报喜节”.The ...