As can be seen from the chart :the adervertising investment revealed a trend of gradual decrease, but interestingly , its sales witnessed a trend of increase by leaps and bouds.

图表显示：雅思广告的投入呈现出逐渐下降的趋势，然而有趣的是，营业收入却呈现出大幅度的攀升。

youdao

As can be seen from the chart :the adervertising investment revealed a trend of gradual decrease, but interestingly , its sales witnessed a trend of increase by leaps and bouds.

图表显示：雅思广告的投入呈现出逐渐下降的趋势，然而有趣的是，营业收入却呈现出大幅度的攀升。

youdao