Word · Frequency #5512
sediments
沉积物；沉淀物
sediments is the plural of sediment.
Solid matter that settles at the bottom of a liquid or is deposited by natural processes, such as soil, sand, and dirt carried by water.
- 1.
A collection of small particles, particularly dirt, that precipitates from a river or other body of water.
从河流等水体中沉淀而下的小颗粒,尤指泥沙
- 2.
matter that has been deposited by some natural process
通过自然过程沉积的物质
从河流等水体中沉淀而下的小颗粒,尤指泥沙；通过自然过程沉积的物质；沉淀物；沉积；[化] 沉降物; 沉积物
In use
The river carried sediment downstream, slowly building up the delta.
Geologists study layers of sediment to understand Earth's history.
After the flood, a thick layer of sediment covered the farmland.
sediment + verb
常见的动词包括 accumulate、settle、deposit 等。
Sediment accumulates over time.
沉淀物随时间累积。
adjective + sediment
常见形容词有 fine、coarse、river、marine 等。
Fine sediment was carried by the river.
细小的沉积物被河流携带。
verb + sediment
常见动词有 deposit、remove、contain 等。
Connections
Collocations
- sediment accumulation
- 沉积物积累
- The sediment accumulation in the river delta has increased over the years.河口的沉积物积累多年来一直在增加。
- sediment deposition
- 沉积物沉积
- Sediment deposition occurs when the water flow slows down.当水流减慢时会发生沉积物沉积。
- sediment layer
- 沉积层
- Geologists studied the sediment layers to understand the region's history.地质学家研究沉积层以了解该地区的历史。
- sediment transport
- 沉积物输送
- The model simulates sediment transport in coastal waters.该模型模拟沿海水域的沉积物输送。
- sediment core
- 沉积物岩芯
- Scientists extracted a sediment core from the lake bed.科学家从湖底提取了一个沉积物岩芯。
Learner notes
Memory Tip
Sediment 像 'sed'（坐）在底部，是沉淀下来的物质。
Context & Register
通常用于科学或学术语境（如地质学、环境科学），也可用于日常描述水中的沉淀物。整体偏正式，但在非正式场合中也可能使用。
Pronunciation & Spelling
All words listed share the same unstressed /-mənt/ ending. The spelling '-ment' reliably indicates this pronunciation. There are no homographs or silent letters in this set.
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.