Last Updated：2025/11/21
The old transformer hummed as it stepped down the kilo-volts to a safer level for the laboratory equipment.
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The old transformer hummed as it stepped down the kilo-volts to a safer level for the laboratory equipment.
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古い変圧器は唸りながらキロボルトの電圧を実験室の機器にとって安全なレベルまで下げた。
