(archaic) the four rivers (Yangtze 長江|长江[Chang2 Jiang1], Yellow 黃河|黄河[Huang2 He2], Huai 淮河[Huai2 He2], Ji 濟水|济水[Ji3 Shui3]); (TCM) acupuncture point SJ-9
trad. 四瀆
Also written 四瀆【sì dú】
(archaic) the four rivers (Yangtze 長江|长江[Chang2 Jiang1], Yellow 黃河|黄河[Huang2 He2], Huai 淮河[Huai2 He2], Ji 濟水|济水[Ji3 Shui3]); (TCM) acupuncture point SJ-9
trad. 四瀆
Also written 四瀆【sì dú】