Such a range of variation is termed a cline.

这样一个变异区域称为梯度变异。

Patsy Cline, 1932-1963:Fans Were 'Crazy' About This Young Country Music Star.

1963年：美国人仍然迷恋这个曾经的年轻的国家音乐明星。

Growing up, she developed a love for country music, especially Patsy Cline and Dolly Parton.

她从小就热爱乡村音乐，尤其喜爱歌手佩茜•克莱恩和多莉·帕顿。

Americans buy an average of 64 items of clothing every year, that makes Cline just an average consumer.

美国人平均一年会购买64件衣服，所以克莱只是一位普通消费者。

This cline exists along a transect from the Sacramento valley to near the crest of the sierra Nevada mountains.

这一渐变群是沿着萨克拉曼多谷地到西瓦内华达山脊的植被带存在的。