Although being early may mean wasting a little time,这句话在句子中是什么作用好成分

问题描述:

Although being early may mean wasting a little time,这句话在句子中是什么作用好成分
Although being early may mean wasting a little time,this will be less than if you miss the train and have to wait an hour or more for the next one.

这是个让步壮语从句,尽管早意味着浪费一点时间,也比你错过一辆再等几个小时强明白了吗