scrambler
🇺🇸
/ˈskræmblər/
🇬🇧
/ˈskræmblə(r)/
A device that alters signals or messages to make them unreadable to others.
The military uses scramblers to protect their communications from being intercepted by enemies.
軍事上使用擾碼器來保護通訊不被敵人截獲。