

Originally posted by iknow at 2006-10-17 10:39 PM:
神奇的圖片 6 j# e$ {% S- T0 }' S( ~0 p
一定要聚精會神地盯著中...
Originally posted by SCM at 2006-10-17 10:42 PM:
死link![]()

Originally posted by d228216 at 2006-10-17 10:47 PM:3 t6 H6 f W9 t
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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,+ L; }5 D8 p' D5 Q$ D- G: C
對視網膜接收的訊息有補色功能,* o2 N' [- [. }8 N5 |
長期看著的顏色,會用其對比色填補,保護眼睛.) I+ @/ ?8 p4 O. M. u# H: p
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,- n: d5 E* M. Q$ s! M
先前的影像就會變成底片效果出現在全白色畫面上.
所以看一會兒後紅點變白時就成為綠點,0 h4 g) v+ g2 z2 T, _
就像一個綠點在轉., S$ d. x, q1 B! G n0 J7 o
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:
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:8 J$ q. H. Z) e* u( h9 u2 J1 ?
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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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