单词
concentration
读音
ˌkɑːnsnˈtreɪʃn
美式
英式
词根
"Concentration"来自拉丁语词根"centr", 意为中心。 词根"centr"衍生出的其他单词有：central（中心的）、 centrifuge（离心机）、 eccentric（古怪的、反常的）等。
释义
n. 浓度；集中；浓缩；专心；集合 [ 复数 concentrations ]
例句
Tiredness affects your powers of concentration.
疲劳影响注意力的集中。
The drug may affect your powers of concentration.
这种药可能会影响你的注意力集中。
She frowned with concentration.
她全神贯注，紧锁双眉。
Tiredness affects your powers of concentration.
疲劳影响注意力的集中。
The drug may affect your powers of concentration.
这种药可能会影响你的注意力集中。
She frowned with concentration.
她全神贯注，紧锁双眉。
强化记忆
你可以通过一个小故事来记住这个词：“Julie喝了一杯特制的浓缩咖啡（concentration of coffee）之后，他的专注力（concentration）明显增强。”"Concentration" 一词源自拉丁语 "concentratus", 其中 "con-" 表示"一起", "centrum" 表示"中心", 意指“朝一个中心要点靠拢”。在现代欧美文化中，这个词通常用来说明物质浓度或者人的思考焦点。
看视频学发音
sleeping either too much or too little,poor concentration,restlessness or slowness,
In 1942, the Nazis began transporting Jews from the ghettointo concentration camps.Sendler worked with new urgency,
means that molecules will tend towards diffusing randomly,moving from areas of high concentration to low concentration,or even breaking apart into smaller molecules and atoms.
and that's very important for what follows.Wealth concentration is alwaysa lot higher than income concentration.
I'm doing my bachelor of arts in communicationswith a concentration in business.CR: We are serving students across five different countries:
所属分类
大学,出国,高中,专升本-自考,专四专八,程序员,其他
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