duì​le

correct

对了 對了 duì​le
correct adjectiveverb
Describes something that has been done or answered correctly
by the way adverb
Used when suddenly remembering something one wanted to mention; oh, that's right; by the way

By the way, there's something I forgot to tell you.

Frequency

Movie subtitles
12.6 per million appears in 6% of films

Sources

Frequency data
SUBTLEX-CH