tracked
adj. 有履带的
v. [计][电子]跟踪，追踪（track 的过去式）
例句
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。
《柯林斯英汉双解大词典》
Nearby cameras tracked the dogs' eye movements.
旁边的照相机追踪了狗的眼部活动。
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。
