Concentration
[ 'kɑnsn'treʃən ]
第2级
其它 Other
n. 集中;专心;关注;浓度;
💡 词根助记
con共同+centr中心+ation后缀→集中；浓缩
📝 例句
There is a concentration of people in big cities.
大城市人口集中。
The altitude of the peak concentration was lowest in the summer.
在夏季，峰值浓度的高度为最低。
Dr. Bledsoe sat with a benign smile of inward concentration.
布莱索博士坐在椅子上，思想集中，脸上露出了一副宽厚的笑容。
The colon is the locus of a large concentration of bacteria.
结肠是大浓度的细菌所在地。
He is a boy with little power of concentration.
他是个注意不易集中的男孩。
✅ 同义词
🔴 反义词
🔤 词根
-mid-表示“中间”
常见变体有-med-
📖 牛津释义
concentration
n
1 [U] ~ (on sth) (power of) concentrating (on sth) 集中（於某事物）（之力）
Stress and tiredness often result in a lack of concentration. 紧张和疲劳常使人精神不集中.
a book that requires great concentration 需全神贯注才能看懂的书
I found it hard to keep my concentration with such a noise going on. 吵闹声不绝於耳, 我很难保持精神集中.
2 [C] ~ (of sth) grouping of people or things 人或事物的聚集、 集中或集合
concentrations of enemy troops, industrial buildings 敌军、 工业建筑物的集中.
🔁 扩展释义
*[,kɒnsәn'treiʃәn]n. 集中, 专心【化】 浓度; 浓缩【医】 浓度, 浓缩, 浓缩物, 集中【经】 集中
🏥 医学释义
浓缩，浓缩物，集中
🌿 同词根单词
📖 同为「高中」词汇
查看全部高中词汇 ›🗣️ 情景例句
Well, in 1919.
是的，在1919年。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
He was absent on Monday,Tuesday,Wednesday and Tuesday.How are you all keeping?
星期二、星期三和星期四没去上学。你们身体都好吗？