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。

Epsilon and Zeta

Epsilon and Zeta
The average error in the NHC forecasted position of a hurricane three days in the future has shrunk to a third of what it was in 1990--a staggering accomplishment. However, as you may have gathered, forecasts of future storm *strength* have proved more difficult to improve.

原文链接