我有这个 xml 响应...
<otherDataFreetext>
<freetextDetail>
<subjectQualifier>3</subjectQualifier>
<type>P06</type>
</freetextDetail>
<longFreetext>PAX 057-3263559627-28/ETAF/BRL3284.98/27FEB13/SAOFJ2100/57515496</longFreetext>
...我想从“longFreetext”中获取“057-3263559627”的具体值。我使用哪个正确的 XPath 或 XQuery?