单词	占线回声信号
释义	占线回声信号 backward-transfer signal
随便看	your worship Your Worship your wounds are mortal Your writing has potential but lacks polish Your writing is concise and comprehensible Your writing is hard to read Your writing is irregular Your writing is poor Your writing is really difficult to read Your writing is terrible Your writing puts mine in the shade your yelps of joy your younger brother your younger sister Your zipper is open on your back yous you's You sad old man you saved my life You saved my life yesterday You saved my life yesterday,Rachel You saved my life yesterday, Rachel You saw hardly a soul in the village You saw me dance at Meryton You saw me dance at Meryton,I believe,Sir