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
I have worked hard at my major subject.
我对主修课特别用功。
I hope you can help me.
我希望你能帮助我。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？