track light
美
英 
英汉解释
例句
If you use today to wipe yesterday, even leave traces, it must also be marks light track light.
如果用今天来擦拭昨天,即使留有痕迹,那也一定会是痕轻迹淡。
Accurate Location of On-line Failure in Power Cable of Track Light in Airfield
机场场道灯电力电缆在线故障精确定位研究