Tracking equipment
[计] 跟踪设备
🧩 词语组成解析
tracking
['trækiŋ]
n. 跟踪;
v. 跟踪( track的现在分词 );跟踪摄影;留下（脏）足迹;追随（潮流等）;
🗣️ 情景例句
I'm broke.
我身无分文。
Where are you going this afternoon?
今天下午你哪里去了？
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。