Originally posted by iknow at 2006-10-17 10:39 PM:
6 x6 l) D# e$ f1 o3 J9 t神奇的圖片
9 N9 [0 `$ n( A3 C9 K一定要聚精會神地盯著中...

Originally posted by SCM at 2006-10-17 10:42 PM:4 m9 b. F  e. g& q

0 \7 f" ]$ A3 t( ~2 i死link

Originally posted by d228216 at 2006-10-17 10:47 PM:
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! K' [' l, V$ w+ e9 F( f1 q4 m' {即係我地全部唔方幸福.................又中喎

Originally posted by guswan at 2006-10-18 12:09 AM:1 X4 x4 q% h) K' ^3 a! i$ t5 W
人的視覺有screensaver,
0 R( E* w6 g" Z$ X) W0 ~對視網膜接收的訊息有補色功能,
3 @- l/ x4 z2 H. T6 F1 R' f% p長期看著的顏色,會用其對比色填補,保護眼睛., R$ Q  w. w% y" n
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可試一試看著一個顏色鮮艷的影像,$ O( V) q7 _6 [. f: g
跟著立即轉看一個全白色畫面,4 f  |' ~, W% X
先前的影像就會變成底片效果出現在全白色畫面上.
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所以看一會兒後紅點變白時就成為綠點,
* r. `, M6 |* R7 @0 m7 y就像一個綠點在轉.
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Originally posted by SCM at 2006-10-18 21:53:
1 h' Q  F: X6 G* O! F$ BO 原來係呢個 睇過
) H0 d* b7 B' }1 N3 T不過有冇根據ga

Originally posted by SCM at  09:53 PM:" g. ^* Y- `$ {! c+ J0 H2 c
O 原來係呢個 睇過 & B7 Q" k+ \6 v6 J  p* o1 M
不過有冇根據ga

Originally posted by playbr2 at 2006-10-18 03:13 AM:* L+ @# t9 q" Z# I* ~$ f$ c, w. Y1 p& z

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, ^+ g, f$ x$ `5 h' `6 {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