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abe to abe's feed, Friendfeed上说中文
佩服得五体投地！ppt竟然也能做成这样 - Matrix67 - http://www.matrix67.com/blog...
July 6
from Bookmarklet
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HealingBrush, snoopy, Philip Lei and 10 other people liked this
芸窗的实验课教案可以考虑这个：）
- kelvin
Simple design, simple mechanism, but very very powerful, appreciated!
- Neo Lee