xkcd
英文频道
中文频道
XKCD中文站,一个关于浪漫、隐喻、数字、以及语言的线上漫画。
Suspension Bridge
As a first step, they can put in a secondary deck, to help drivers try it out and find out how fun the jumps are. After a while no one will use the old flat deck and they can remove it.
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