sound sleeper編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看sound sleepersound sleeper — 名詞名詞1. someone who sleeps deeply and is not easily woken1.名詞釋義睡得很沉的人someone who sleeps deeply and is not easily woken例句My brother is a sound sleeper; he never wakes up during a storm.