expendable
adjective /ɪkˈspendəbl/
/ɪkˈspendəbl/
(formal)- if you consider people or things to be expendable, you think that you can get rid of them when they are no longer needed, or think it is acceptable if they are killed or destroyed
可牺牲的；可消耗的；可毁灭的 - Soldiers in the ordinary ranks were considered expendable.
普通士兵被认为是可以牺牲的。 - It is a sad moment when you realize you are expendable in your job.
认识到自己在工作中是可以牺牲掉的，这一刻真让人悲哀。
- Soldiers in the ordinary ranks were considered expendable.