concentration [i k!nsqntr3i.qn | k(n` ]    (¼øÀ§: 3952 - ´ëÇÐ ¼öÁØ)  
¶æ ÁýÁß
Mean The act or process of concentrating, especially the fixing of close, undivided attention.
ÆÄ»ý¾î concentrate  [µ¿]
concentrative  [Çü]
¿¹¹® 1. concentration of population (Àα¸ ÁýÁß)
2. concentration of armaments (±º»ç·ÂÀÇ Áý°á)
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