“服役期”常见的英文表达有 “term of service” 或 “length of service” 。
term of service:更侧重于指个人在军队、组织或特定岗位上履行职责的固定时间段。例如:He completed his term of service in the army.(他完成了在军队的服役期。 )
length of service:强调服役时间的长短,更侧重于描述持续的时长概念。例如:The length of his service in the navy was ten years.(他在海军的服役期是十年。 )