spare capacity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spare capacityspare capacity — 名詞名詞1. extra resources (e.g., equipment, workers) available for use if needed1.名詞釋義備用產能extra resources (e.g., equipment, workers) available for use if needed例句The factory has spare capacity to increase production during peak seasons.