The hefty price underscores how Wal-Mart is trying to compete more aggressively and effectively for younger and more affluent customers as it has seen its online business growth slow despite big investments in distribution centers and expanding services.
请问：句中的as的意思是？
The hefty price underscores how Wal-Mart is trying to compete more aggressively and effectively for younger and more affluent customers as it has seen its online business growth slow despite big investments in distribution centers and expanding services.
【翻译】这个高昂的出价凸显了沃尔玛怎么样试图更积极、更有效地争取到愈加年轻、愈加富裕的顾客，由于它已经看到了我们的在线业务增长缓慢，尽管在配送中心和扩大服务方面进行了非常大的投入。
【剖析】as it has seen its online business growth slow despite big investments in distribution centers and expanding services 是缘由状语从句。
1. as从句用目前完成时，总是表示“缘由”，极少表示“时间”。前面我已解答过网友类似的问题。
2. underscore：强调；突出。
3. compete for：为得到......而角逐；争取到
