undisturbed-zero output

例句：

1. 1. The team was undisturbed by the noise from the construction site.
   该团队没有被工地的噪音所打扰。
2. 2.The room was undisturbed until the early morning when a loud noise woke everyone up.
   房间在凌晨之前是安静的，直到一阵响亮的声音把每个人都吵醒了。
3. 3. The researcher was undisturbed during the night by the noise of the traffic outside.
   研究员在夜间被外面的交通噪音完全打扰了。