The story
From the Hanyu Pinyin romanization of the Mandarin Chinese pronunciation for 四邑 (Sìyì).
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A geographic region consisting of the four former counties of Xinhui, Taishan, Kaiping, and Enping, collectively; now a part of the prefecture-level city of Jiangmen, Guangdong, China. Full definition →
From the Hanyu Pinyin romanization of the Mandarin Chinese pronunciation for 四邑 (Sìyì).
Etymology from Wiktionary, CC BY-SA 4.0.