单词	你快躲起来
释义	你快躲起来 Quick；hide yourself!
随便看	pulse receiving supervisory equipment pulse recoil controller pulse recorder pulse recording pulse recovery pulse rectifier pulse recurrence counting-type frequency meter pulse recurrence frequency pulse recurrence frequency discrimination pulse recurrence frequency discriminator pulse recurrence frequencyprf pulse recurrence frequency stagger pulse recurrence interval pulse recurrence period pulse recurrence rate pulse-recurrence rate pulse recurrence rateprr pulse recurrence time pulse-recurrence time pulse recurrence time frequency pulse recurrent frequency pulse recurrent rate pulse recurrent time pulse reflection pulse reflection fault locator