If this is just how it is, the "more than one hundred languages" claim is a bit suspect.
If this is just how it is, the "more than one hundred languages" claim is a bit suspect.
Here's some potentially related links if you'd like to dig deeper:
* "questions about mandarin data packet #1044": https://github.com/espeak-ng/espeak-ng/issues/1044
* "ESpeak NJ-1.51’s Mandarin pronunciation is corrupted #12952": https://github.com/nvaccess/nvda/issues/12952
* "The pronunciation of Mandarin Chinese using ESpeak NJ in NVDA is not normal #1028": https://github.com/espeak-ng/espeak-ng/issues/1028
* "When espeak-ng translates Chinese (cmn), IPA tone symbols are not output correctly #305": https://github.com/rhasspy/piper/issues/305
* "Please default ESpeak NG's voice role to 'Chinese (Mandarin, latin as Pinyin)' for Chinese to fix #12952 #13572": https://github.com/nvaccess/nvda/issues/13572
* "Cmn voice not correctly translated #1370": https://github.com/espeak-ng/espeak-ng/issues/1370