service life的用法和樣例：
例句
用作名詞 (n.)
- Data that focus not on age but on length of service give similar results and confirm that the frequency rate of work accidents decreases with length of service.
事故的次數的多少與人的年齡無直接關係，但與服務的年限的長短有關，事故的頻率隨著服務年限的增長而減少。 - The machine's life is very long.
這機器使用壽命很長。 - Brand new bearing prolongs the service life.
全新軸承，增加使用壽命。 - The disk space required by a snapshot depends on how many different pages in the source database are updated during the life of the snapshot.
快照所需的磁碟空間取決於在快照使用期限內源資料庫中更新的不同頁的數量。
