Community sites and a clear and recognizable forum--be it IRC, a mailing list, a newsgroup, or a web site--make it easy to climb the learning curve.

D 例如IRC, 邮件列表,新闻组, 或网站 ? D 这些都使学习曲线升高得更容易。

youdao

According to the mountain's official Web site more than 200, 000 people climb the 3, 776 meters to the top of Japan's highest peak each year.

CNN: Ken Noguchi: Scaling environmental heights

Drawing enough casual fans to the web to replace the lost revenue of declining track attendance is an uphill climb.

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