track light
美
英 
英漢解釋
例句
If you use today to wipe yesterday, even leave traces, it must also be marks light track light.
如果用今天來擦拭昨天,即使留有痕跡,那也一定會是痕輕跡淡。
Accurate Location of On-line Failure in Power Cable of Track Light in Airfield
機場場道燈電力電纜在線故障精確定位研究