retrace ratio回描率;[电子] 逆程率;回扫率;逆程率
retrace characteristic回描特性
sweep retrace回描;扫描回程
sawtooth retrace[电子] 锯齿波回程;锯齿形信号回程
allow retrace允许折回;正在翻译;允许归位
frame retrace图框返掠;帧回描
retrace ghost回扫幻象
retrace interval回扫间隔;回程间隔;翻译
retrace scanning回扫;逆程扫描;回描
V-T（及物动词） If you retrace your steps or retrace your way, you return to the place you started from by going back along the same route. 折返
He retraced his steps to the spot where he'd left the case.
他折回到他留下箱子的地方。