Nets

The fishermen cast their nets into the sea.

The children were mending their butterfly nets.

Tom bought some mosquito nets made in China to give to his friends.

Tunneling and secure protocols—like IPsec—permit the creation of effectively isolated nets within the Net: internets within the Internet.

Do you not know how to hunt with anything but nets?

He repaired the nets.

The nets were loaded with fish.

Spiders wait for insects to become entangled in their nets. That's how they get their food.

Hypotheses are nets: only he who casts will catch.

The fishermen are using nets.