reflective tracking反射式: reflection-type; reflecting跟踪: follow the tracks of; tail a ...被动式跟踪装置: passive tracker反射式读数: reading by reflection反射式复制: reflection copying; reflex copying下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:反射式跟踪，即可在微信中查询翻译
