staple

staple adjective [ always before noun ] uk/ˈsteɪpl/ us
A staple food, product, etc is basic and very important.

основной
a staple diet of rice and fish

STAPLE noun

[ C ] uk/ˈsteɪpl/ us
a small piece of wire that you put through pieces of paper to join them together

(проволочная) скобка
staple verb [ T ]
to join pieces of paper together with staple s

скреплять степлером