“沱”造句

最早的动物胚胎化石,约于五亿七千万至六亿年前形成,发现于中国东面的陡山沱.
Fossilized animal embryos of 570 - 600 million years ago from Doushantuo formation of East China.

长江发源于世界屋脊 -- 青藏高原的各拉丹冬雪山西南侧,正源沱沱河,南源当曲河,北源楚玛尔河.
It originates from the Tuotuo River on the southwestern side of the snow - draped Geladandong.

• #沱