sleeve
US /sliːv/
UK /sliːv/

1.
manga
the part of a garment that covers the arm
:
•
He rolled up his sleeves and got to work.
Ele arregaçou as mangas e começou a trabalhar.
•
The dress has long sleeves.
O vestido tem mangas compridas.
2.
capa, luva
a protective covering for something, typically cylindrical or open at both ends
:
•
He put the record back in its cardboard sleeve.
Ele colocou o disco de volta em sua capa de papelão.
•
The coffee cup came with a protective sleeve.
O copo de café veio com uma luva protetora.