I'd barely switched on my desk lamp when the whole room went dark.

How to say “I'd barely switched on my desk lamp when the whole room went dark.” in Japanese

In Japanese

デスクライトをつけた途端(とたん)、部屋中(へやじゅう)が真(ま)っ暗(くら)になった。

Desuku raito o tsuketa totan, heyajū ga makkura ni natta.

I'd barely switched on my desk lamp when the whole room went dark. in other languages