首頁›Browse›S›service lifeservice life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service lifeservice life — 名詞名詞1. the length of time a product is expected to work well1.名詞釋義使用壽命the length of time a product is expected to work well例句The service life of this battery is about two years.