seal
sealnoun
UK/siːl/US/siːl/
Dạng từ: seals
ANIMAL
B2a large sea animal with thick fur that eats fish
- We saw seals lying on the rocks.
CLOSING
C1something that closes a container so that nothing can get in or out
- Check the seal on the jar before you buy it.
sealverb
UK/siːl/US/siːl/
Dạng từ: seals · sealed · sealing
C1to close an entrance or container so that nothing can get in or out
- She sealed the envelope.
- The police sealed off the area.