[2] SSML の s 要素は、 文sentenceを表します。 >>1
s
[1] Speech Synthesis Markup Language (SSML) Version 1.1 ( (2010-09-08 00:26:19 +09:00 版)) http://www.w3.org/TR/2010/REC-speech-synthesis11-20100907/#edef_sentence