But its beneath these clays that a local who was walking his dog found a handaxe, embedded in these organic sediments.
某天一个当地人在溜狗时，无意发现在一把手斧镶嵌在这些粘泥层下的有机沉积物中。
| 单词 | Organic sediment |
| 释义 |
Organic sediment
原声例句
BBC纪录片《百件藏品话沧桑》 But its beneath these clays that a local who was walking his dog found a handaxe, embedded in these organic sediments. 某天一个当地人在溜狗时，无意发现在一把手斧镶嵌在这些粘泥层下的有机沉积物中。
中文百科
有机物质 Organic matter（重定向自Organic sediment）
有机物质是由有机化合物所组成的,来自曾经生活过的生物体,如动物或植物在环境中产生的代谢废物和遗体。基本结构是由纤维素、单宁、角质和木质素在和不同的蛋白质、脂质和糖类组成。这些营养物质的流动在环境中是很重要的，也扮演着水循环中的一个角色。
英语百科
Organic matter 有机物质（重定向自Organic sediment）
Organic matter or organic material, natural organic matter, NOM is matter composed of organic compounds that has come from the remains of organisms such as plants and animals and their waste products in the environment. Organic molecules can also be made by chemical reactions that don't involve life. Basic structures are created from cellulose, tannin, cutin, and lignin, along with other various proteins, lipids, and carbohydrates. Organic matter is very important in the movement of nutrients in the environment and plays a role in water retention on the surface of the planet. |
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