Complex sentence: Nanjing Jianghuai Mandarin has preserved the glottal stop as a final and separates the entering tone unlike Northern Mandarin or Southwestern Mandarin, like Northern Mandarin, it keeps the retroflex initials.
Split into simpler sentences: Nanjing Jianghuai Mandarin has preserved the glottal stop as a final and separates the entering tone unlike the Northern Mandarin or Southwestern Mandarin. Like Northern Mandarin, it keeps the retroflex initials.