Significato di optacon | Babel Free
Definizioni
An electromechanical device that selectively raises small rods over the darker parts of a document, and thus enables blind people to read printed material that has not been transcribed into Braille.
Equivalenti
English
optacon
Livello QCER
B1
Intermedio
Questa parola fa parte del vocabolario QCER B1 — livello intermedio.
Questa parola fa parte del vocabolario QCER B1 — livello intermedio.
Know this word better than we do? Language is a living thing — help us keep it growing. Collaborate with Babel Free