PPI
noun [ U ] uk/ˌpiː.piːˈaɪ/ us/ˌpiː.piːˈaɪ/
(COMPUTER IMAGE)
(also ppi)每英寸像素（pixels per inch 的缩写）
abbreviation for pixels per inch: a measure of the detail shown in a computer image or on a computer screen
Monitors typically had a resolution of between 92 and 125 PPI. 显示器的分辨率一般在92到125 PPI 之间。
- More examples
- Drum scanners are capable of resolutions up to 12,000 PPI.
- Printed at 10 x 8, it drops to 150 ppi.
- The 160 PPI screen with LED back lighting is simply stunning.
(INSURANCE)
还款保障保险（payment protection insuranc 的缩写）
abbreviation for payment protection insurance: a type of insurance that pays back a loan (= money that has been lent) if the person who borrowed money dies, becomes seriously ill, etc.
Thousands of people could have been missold PPI. 成千上万的人可能被误卖了 PPI。
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- The firm became authorised to sell PPI in May 2006.
- PPI attached to credit cards - with an average cost of £127.60 - could be worth £970m a year.
- The PPI market has been the subject of intense regulatory scrutiny.