c1

Questions

What does c1 mean?

Envelope size, 648 x 917 mm.

How to pronounce c1

1. Open the pronunciation page — Open the Speakur entry for “c1”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “c1”.
4. Repeat and practice — Say “c1” aloud, matching stress and vowels until it feels natural.