tracked
/trækt/ 4高考四级六级考研雅思托福GREIf you track animals or people, you try to follow them by looking for the signs that they have left behind, for example, the marks left by their feet. 跟踪
adjective [原级]有履带的
He tracked down his cousin and uncle. The latter was sick.
他追踪找到了他的堂兄和叔叔。后者病了。
verb [vt. 及物动词][计][电子]跟踪，追踪（track 的过去式）
Currently, there aren't many CubeSats and they're tracked closely.
目前，立方体卫星数量不多，都在密切跟踪之下。
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