鴻溝 (hung4 kau1) — the name of a river in Henan (豫) province: This river historically marked the border between the 楚 and 漢 kingdoms; by extension, therefore, this word is used as a metaphor for 'border', 'gulf', 'wide gap', 'chasm', etc. in Cantonese
hungˎ₄鴻kauˉ¹溝简 鸿沟
Mandarin Pinyin: hong2 gou1
Meaning of 鴻溝
nounthe name of a river in Henan (豫) province: This river historically marked the border between the 楚 and 漢 kingdoms; by extension, therefore, this word is used as a metaphor for 'border', 'gulf', 'wide gap', 'chasm', etc.