mi-fi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mi-fimi-fi — 名詞名詞1. a portable device that creates a personal Wi-Fi hotspot1.名詞釋義行動熱點a portable device that creates a personal Wi-Fi hotspot例句I use my mi-fi to get internet on the train.