

Originally posted by iknow at 2006-10-17 10:39 PM:
神奇的圖片
一定要聚精會神地盯著中...
Originally posted by SCM at 2006-10-17 10:42 PM:
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死link![]()

Originally posted by d228216 at 2006-10-17 10:47 PM:
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即係我地全部唔方幸福.................又中喎![]()
Originally posted by guswan at 2006-10-18 12:09 AM:
人的視覺有screensaver,
對視網膜接收的訊息有補色功能,. O6 t1 Z, Z; Y8 ?9 u
長期看著的顏色,會用其對比色填補,保護眼睛.' x0 q& @8 n& B6 y7 [" G1 s
可試一試看著一個顏色鮮艷的影像,
跟著立即轉看一個全白色畫面,
先前的影像就會變成底片效果出現在全白色畫面上.. F9 c' d( ~' n. I$ ~ n. C+ _9 q
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所以看一會兒後紅點變白時就成為綠點,
就像一個綠點在轉.
Originally posted by SCM at 2006-10-18 21:53:
O 原來係呢個 睇過
不過有冇根據ga
Originally posted by SCM at 09:53 PM:3 x: C6 g) n. e/ S, {4 x
O 原來係呢個 睇過
不過有冇根據ga
Originally posted by playbr2 at 2006-10-18 03:13 AM:
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中二的科學堂已經有教
為甚麼大多數的人總是迷信,而不好好學習科學
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