all the while

汉语翻译

例句：

1. He sang all the while they walked home.
   在他们回家的路上，他一路走一路唱。
2. We waited for three hours, all the while hoping that someone would come and fetch us.
   我们等候了三个小时，一直希望能有人来接我们。
3. She was playing with her handkerchief all the while during the speech.
   她在演讲时一直都在玩弄手帕。