concentration
UK/.kɒnsәn'treiʃәn/US
NGSL 2k四级六级考研B1
释义
n.
The act or ability of giving all your attention to one thing.
专注，注意力集中
n.
The gathering of a large amount of something in one place.
集中，聚集
n.
The amount of a substance present in a particular amount of a mixture.
浓度，含量
词根拆分
词根派生concentrate 的名词：朝中心聚拢的状态或行为。因此既是专注，也是某物聚集于一处，还有科学里的浓度——某物质在混合物中被压缩了多少。
词根 centr 还连着 9 个词常用搭配
- 1.powers of concentration专注力
- 2.loss of concentration注意力涣散
- 3.high concentration高浓度
- 4.break someone's concentration打断某人的专注
例句
- 1.
This puzzle requires a lot of concentration.
这个谜题需要高度集中注意力。
- 2.
There is a high concentration of factories along the river.
沿河一带工厂高度集中。
- 3.
The test measures the concentration of salt in the water.
这项测试测量水中盐的浓度。