sheath
US /ʃiːθ/
UK /ʃiːθ/

1.
2.
bainha, revestimento
a close-fitting covering or container
:
•
The cable was protected by a plastic sheath.
O cabo era protegido por uma bainha de plástico.
•
The insect's body was covered in a hard, chitinous sheath.
O corpo do inseto era coberto por uma bainha quitinosa e dura.
1.
embainhar, revestir
to cover or enclose (something) with a sheath or a similar covering
:
•
He carefully sheathed the knife after use.
Ele cuidadosamente embainhou a faca após o uso.
•
The entire structure was sheathed in copper panels.
Toda a estrutura foi revestida com painéis de cobre.