prior period

基本解释

Second-quarter sales almost doubled to $9.9 billion, from $5.1 billion in the prior period, Vale said.
第二季度銷售額同比增長近一倍，至99億美元，去年同期的銷售額爲51億美元。
In starter-making and prior period of fermentation, without heat energy provided by outside environment, enzymes in cells hardly activate and microbes rarely breed.
在制曲及發酵前期，如沒有外界提供的熱能，細胞的酶難以激活，微生物難以生育。
Article 14An enterprise shall, in the financial statements of the current period where it discovers any important prior period error, adjust the comparative data of the prior period .
第十四條企業應儅在重要的前期差錯發現儅期的財務報表中，調整前期比較數據。

Also calculated is the direction of the change, if any, from the prior period.
FORBES: Largest-Charities Methodology: Size, Then Financial Efficiency
The Forbes list also calculates financial efficiencies for each charity and changes in those ratios from the prior period.
FORBES: The Largest U.S. Charities For 2012
As for defense spending—despite the big (annualized) Q4 drop from the prior period, 2012 defense spending was higher than 2008.
FORBES: Q4 Growth and the Sequester