Tracking program
[计] 跟踪程序
🧩 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
You need to complete some forms before the class.
上课之前你得填一些表格。
Glory is the shadow of virtue.
光荣是美德的影子。
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。