attrition rate的用法和樣例：
例句
- "A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more."
"科幻小說(shuō)不能簡(jiǎn)單地看成是供消遣的，而實(shí)際上它給讀者展示更深刻的內容。" - Excessive drinking in Irish universities is contributing to a high dropout rate, education officials said.
愛(ài)爾蘭教育官員表示，一些大學(xué)生飲酒過(guò)量，造成高退學(xué)率。
