Activity trace
[计] 活动跟踪, 活动追踪
🧩 词语组成解析
trace
[tres]
vt. 跟踪，追踪;追溯，探索;探索;查找;
vi. 沿着一小径或道路前进;可以追溯的;
n. 痕迹，踪迹;微量，极少量;[植]（脉）迹;痕迹;
trace(draw)→回溯
🗣️ 情景例句
What did I forget?
我忘记什么？
We can only guess what his next move might be.
我们只能推测他在下一次将有什么动向。
I am always amazed when I hear people saying that sport creates goodwill between the nations,
当我听人们说体育运动可创造国家之间的友谊，