Australia had 15 years of double-digit inflation.是什么意思？

Australia had 15 years of double-digit inflation.

澳大利亚有15年通货膨胀率维持在两位数。

Australia

n. [地名][大洋洲]澳大利亚，澳洲，澳元；

例句
Blake emigrated to Australia with his family at 13...
布莱克在13岁时随家人移民到了澳大利亚。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

years

n. 年( year的名词复数 )，年纪，一年的期间，某年级的学生；

例句
His wife was sentenced to seven years imprisonment for aiding and abetting him...
他的妻子作为他的从犯被判入狱7年。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

inflation

n. 膨胀，通货膨胀，夸张，自命不凡；

例句
The rate of inflation is running at about 2.7 percent.
通货膨胀率大约为2.7%。