Originally posted by iknow at 2006-10-17 10:39 PM:
* Q! Q# y3 x/ B) u: u神奇的圖片
- a) |3 j. f, {+ G0 n- \& s一定要聚精會神地盯著中...

Originally posted by SCM at 2006-10-17 10:42 PM:; g& c8 R  P, s% e+ r% c. X( j* G6 n

  F7 K) U2 I) x+ @! L! F! \1 c0 V2 F死link

Originally posted by d228216 at 2006-10-17 10:47 PM:6 {7 L& q; {/ J# o" O
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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:
: E! I+ U; y6 f% w, m8 ^+ J人的視覺有screensaver,( l3 z9 P  @+ k7 |) S9 t
對視網膜接收的訊息有補色功能,5 i, q  U6 h, }' a* w  }
長期看著的顏色,會用其對比色填補,保護眼睛.0 N+ e: [# ~/ E+ `& }

( k8 W) R( h. N: n可試一試看著一個顏色鮮艷的影像,1 j3 \% L- v8 u. e
跟著立即轉看一個全白色畫面,
+ R1 z. ^/ T, k' w先前的影像就會變成底片效果出現在全白色畫面上.9 C& f. D7 T9 d6 J( i; }& R7 t

" `' h" Z  z1 C! y( `所以看一會兒後紅點變白時就成為綠點,
3 N1 w3 @" b3 T就像一個綠點在轉.4 [; ?' F( u$ B6 ?; f# V" e

Originally posted by SCM at 2006-10-18 21:53:" X; X/ V0 U' S: ?3 d4 X. [
O 原來係呢個 睇過
. W$ u5 K2 p0 e$ M( n不過有冇根據ga

Originally posted by SCM at  09:53 PM:
/ K$ n4 M1 Z& u7 C4 V, N1 Z5 X# CO 原來係呢個 睇過 9 Y7 n- e8 [" T# I( g
不過有冇根據ga

Originally posted by playbr2 at 2006-10-18 03:13 AM:" E" d% X# \7 {( E- `) `9 y! t$ D

0 M7 A: N* w( V7 D! d& X) r; f  [
0 R" r6 P2 b2 M- r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