In a future update of Telegram, the translator will be improved. Now translations will be local (i.e. work without the Internet).

<string name="DownloadingTranslationModelsTextAnd">%1$s and %2$s</string>
<string name="DownloadingTranslationModelsText_one">%2$s language model is needed for local translation</string>
<string name="DownloadingTranslationModelsText_other">%2$s language models are needed for local translation</string>
<string name="DownloadingTranslationModelsTitle">Downloading Models...</string>

@telelakel