Tracking system
[计] 跟踪系统
🧩 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
How I envy you.
我真是羡慕你。
I wonder whether he's telling the truth.
我不知道他说的是不是实话。
It took the police nearly an hour to get the traffic on the move again.
警察花了将近一个小时才使车辆又开起来。