mains-powered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mains-poweredmains-powered — 形容詞形容詞1. Powered by the main electricity supply, not batteries.1.形容詞釋義電網供電的Powered by the main electricity supply, not batteries.例句The mains-powered radio worked even after the batteries died.