The word "Dortour" might seem unusual at first, but its spelling can be explained using IPA phonetic transcription. The "Dor" part is pronounced as "dɔːr" with a long "o" sound, while "tour" is pronounced as "tʊə(r)" with a schwa sound followed by a rolled "r". In general, the spelling of English words can be tricky due to the many irregularities and exceptions to rules. However, learning IPA phonetic transcription can help us understand the sounds of words and their spelling better.