In May theconsumerpriceindex fell by 1.1 per cent.
五月份的消费者物价指数下降了1.1个百分点。
《柯林斯英汉双解大词典》
2
This year's rise, an average of 2.7 percent, may be a fraction lower than last year's, but it is still well above the official ConsumerPriceIndex (CPI) measure of inflation.
The central bankers have clearly been spooked by the recent jump in the "core" consumerpriceindex (CPI). The core measure excludes the volatile prices of energy and food.