听着索然无味的背景音乐，乘客们在不透气的车厢里变得昏昏欲睡。更荒唐的是，他们从未成功入睡。
Against sticky Muzak, passengers are becoming drowsy in stuffy compartments and, more ridiculously, never fall asleep successfully.
夜间，她得听着流水的音乐，盖过耳鸣声，才能安静的入睡。
At nighttime, she has to listen to soundtracks of flowing streams to quiet the noise in her head and fall asleep.
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