there's a learning curve 这句话后半句从语法上该如何理解there’s a learning curve with this job and maybe we can try it again这是原文learning curve 这两个单词的组合形式 是属于什么语法现象?

问题描述:

there's a learning curve 这句话后半句从语法上该如何理解
there’s a learning curve with this job and maybe we can try it again
这是原文
learning curve 这两个单词的组合形式 是属于什么语法现象?

learning为learn的ing形式,充当前置定语,用来修饰curve.