working lifetime的用法和樣例：
例句
- It can most definitely prolong the working fife of the dog.
它能最大程度上延長狗的工作壽命。 - Excellent axis loading capacity with longer working lifespan.
軸載荷能力強，工作壽命長。 - Article 20 The standards of the living and medical treatment allowances are calculated according to the employees, working years in the FFEs.
第二十條生活補助費和醫療補助費標準，根據其在本企業的工作年限計算。
