Rpi
abbr. read progress index(ing) 有效进度指数; real progress Index(ing) 真实的进度指数; rated position identifier 确定的位置标志符（号）; revolutions per inch 每英寸走刀（主轴）转数
🗣️ 情景例句
Of course.
对啊。
Save while you may, no morning sun lasts a whole day.
能节俭时就节俭，朝阳难照一整天。
When he was alone, he telephoned the hospital exchange and asked for Doctor Millington.
当房里只剩他一个人时，他挂通了医院的交换台，要求与米灵顿医生讲话。