quiet lines

例句：

1. 1. The room was quiet before the lecture began.
   讲座开始前，房间很安静。
2. 2. She settled into her seat with a quiet sigh of relief.
   她安静地叹了口气，放松下来坐到了座位上。
3. 3. The quiet countryside is a peaceful escape from the city's noise.
   宁静的乡村是远离城市喧嚣的宁静避风港。