temp       
noun [ C ]  informal uk/temp/ us/temp/
 (尤指办公室的)临时雇员
a person employed to work for a short period, especially in an office while another person is absent or when there is extra work
  I worked as a temp for a while before I got my first permanent job.
 Many companies are relying more on temps and part-timers.
 - More examples
 - I could do nothing except carry out the work myself or employ a temp.
 - Forty-seven temps were hired in late September.
 - Some nurses like working as temps because they are often paid more and can refuse night and weekend work.