1.consumer price 消费价格
例句:Food prices currently account for a third of China's consumer price index.
食品价格最近占中国消费者价格指数的三分之一 。
2.producer price 生产者价格
例句:The producer price index shows that deflation is already very serious.
PPI数据证明中国的通缩已经很严重了 。
3.same period 同一时期
例句:Our exports have increased by20% compared to the same period of last year.
与去年同期相比,我们的出口增长了20% 。