instant switch
[ˈɪnstənt swɪtʃ]
nounpl: instant switches
chave instantânea / comutador instantâneo
1. A device or mechanism that activates or changes something immediately with minimal delay
The instant switch on this coffee maker turns it on as soon as you press it.
A chave instantânea nesta cafeteira a liga assim que você pressiona.
2. An electrical component that rapidly transitions between two states or connections
The circuit uses an instant switch to redirect power to the backup system.
O circuito usa um comutador instantâneo para redirecionar energia para o sistema de backup.
3. A sudden, immediate change in mood, behavior, or attitude
He made an instant switch from being angry to being cheerful.
Ele fez uma mudança instantânea de estar irritado para estar alegre.
In Brazilian Portuguese, this term is primarily used in technical and electrical contexts. The concept of 'instant switch' is often used metaphorically in everyday speech to describe sudden changes in mood or behavior, which is common in both Brazilian and American English usage.
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