a thick brown liquid made of earth and water, found at the bottom of a river or lake

中文解释

（河或湖底的）淤泥，软泥，烂泥 Many millions of years ago, our ancestors climbed out of the primeval ooze onto dry land. 很久很久以前，我们的祖先从远古时代的泥淖登上了干燥的陆地。