concentration 核心詞議：
n. 濃度；集中；濃縮；專心；集合
concentration 基本解釋
速記方法
速記技巧
詞根詞綴法
con-共同+-centr-中心+-ation名詞詞尾
知識擴展
重要短語
concentration of sth集中；聚集
high concentration高濃度，高強度
stress concentration應力集中
concentration on注意力集中于…
concentration 變化形式
復數： concentrations
中文詞源：
concentration
精選例句
1、 Tiredness affects your powers of concentration.
疲勞影響注意力的集中。
2、 The drug may affect your powers of concentration.
這種藥可能會影響你的注意力集中。
1、 H)Breakfast is also associated with improved brain function, including concentration and language use.
早餐還能改善大腦功能，包括注意力和語言能力。
1、 The effect of policies generating long-term resource concentration has also created a distinctive set of universities which are research-led and commercially active.
產生長期資源集中的政策也產生了一系列獨特的大學，這些大學以研究為主導，在商業上很活躍。
1、 The potential of this work applied to healthcare is very great, but it could also lead to further concentration of power in the tech giants.
這項工作應用于醫療保健的潛力非常大，但它也可能導致權力進一步集中在科技巨頭身上。
常見考點例句：
- This would also accentuate concentration in trading markets .
- 此舉還會增強交易市場的集中度。
- Pm2.5 concentration levels reached 889 micrograms at one point in january .
- 1月，pm2.5濃度水平曾一度達到889微克。
- These are some suggestions for improving your concentration .
- 以下就是一些提高專注力的建議。
- Spermidine concentration has been shown to decline with age .
- 濃縮的精索表現出對衰老過程的阻止。
- After that much time , carr was intimately acquainted with the concentration , confidence or composure challenges each diver faced .
- 許久以后，carr熟知了每一個隊員面對的來自專心，信心或沉著的挑戰。