あ、停電だ。

あ、停電だ。

Oh, the electricity has gone off.

あ、停電(ていでん)だ。

A, teiden da.

あっ (あっ、あ、アッ)

Ah! (expression of surprise, recollection, etc.); Oh!; Hey! (to get someone's attention)

停電 (ていでん)

power outage; electricity outage; blackout; failure of electricity supply

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: テイ、と.める、と.まる

Meanings: halt, stopping

Reading: デン

Meaning: electricity