词汇：amplifier

n. 放大器，扩大器；扩音器

相关场景

Doc:

My equipment, that reminds me, Marty, you better not hook up to the amplifier. There's a slight possibility for overload.

>> Back to the Future 回到未来 1985 Movie Script

737. According to the pamphlet, the current in the amplifier can be amplified to 3 amperes.

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