单词	during the night,
释义	英華字典資料庫同義詞☞night-bird
随便看	pulse recurrence rate {=prr} pulse recurrence rate (prr) pulse recurrence rate {=prr} pulse reflection mode pulse regeneration pulse regeneration circuit pulse regeneration circuit--pulse regenerator pulse regeneration circuit，pulse regenerator pulse regenerator pulse regenerators pulse-registering pulse-registering--device pulse relqy pulse repeater pulse-repetition pulse-repetition cycle pulse-repetition decay pulse repetition frequency pulse-repetition frequency pulse-repetition--frequency pulse repetition frequency jitter pulse repetition frequency (prf) pulse repetition frequency{=prf} pulse repetition frequency，prf pulse-repetition frequency｛=prf｝